7-Letter Nouns Ending With ON

Here's the list of all the 326 7-Letter Nouns Ending With ON in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Nouns (with Definitions and Examples)
version
1. an interpretation of a matter from a particular viewpoint
2. something a little different from others of the same type
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section
1. a self-contained part of a larger composition (written or musical)
2. a very thin slice (of tissue or mineral or other substance) for examination under a microscope
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million
1. the number that is represented as a one followed by 6 zeros
2. a very large indefinite number (usually hyperbole)
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edition
1. the form in which a text (especially a printed book) is published
2. all of the identical copies of something offered to the public at the same time
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station
1. a facility equipped with special equipment and personnel for a particular purpose
2. proper or designated social situation
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opinion
1. a personal belief or judgment that is not founded on proof or certainty
2. a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof
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session
1. a meeting for execution of a group's functions
2. the time during which a school holds classes
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mission
1. an organization of missionaries in a foreign land sent to carry on religious work
2. an operation that is assigned by a higher headquarters
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fiction
1. a literary work based on the imagination and not necessarily on fact
2. a deliberately false or improbable account
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auction
1. a variety of bridge in which tricks made in excess of the contract are scored toward game; now generally superseded by contract bridge
2. the public sale of something to the highest bidder
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fashion
1. how something is done or how it happens
2. characteristic or habitual practice
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billion
1. the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen
2. a very large indefinite number (usually hyperbole)
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portion
1. something determined in relation to something that includes it
2. something less than the whole of a human artifact
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cartoon
1. a humorous or satirical drawing published in a newspaper or magazine
2. a film made by photographing a series of cartoon drawings to give the illusion of movement when projected in rapid sequence
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mention
1. a remark that calls attention to something or someone
2. a short note recognizing a source of information or of a quoted passage
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pension
1. a regular payment to a person that is intended to allow them to subsist without working
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passion
1. a strong feeling or emotion
2. the trait of being intensely emotional
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tuition
1. a fee paid for instruction (especially for higher education)
2. teaching pupils individually (usually by a tutor hired privately)
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silicon
1. a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
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reunion
1. a party of former associates who have come together again
2. the act of coming together again
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horizon
1. the line at which the sky and Earth appear to meet
2. the range of interest or activity that can be anticipated
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tension
1. (psychology) a state of mental or emotional strain or suspense
2. the physical condition of being stretched or strained
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balloon
1. large tough nonrigid bag filled with gas or heated air
2. small thin inflatable rubber bag with narrow neck
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caution
1. the trait of being cautious; being attentive to possible danger
2. a warning against certain acts
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surgeon
1. a physician who specializes in surgery
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liaison
1. a usually secretive or illicit sexual relationship
2. a channel for communication between groups
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erosion
1. (geology) the mechanical process of wearing or grinding something down (as by particles washing over it), also figuratively
2. condition in which the earth's surface is worn away by the action of water and wind
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emotion
1. any strong feeling
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caption
1. taking exception; especially a quibble based on a captious argument
2. translation of foreign dialogue of a movie or TV program; usually displayed at the bottom of the screen
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mansion
1. (astrology) one of 12 equal areas into which the zodiac is divided
2. a large and imposing house
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cushion
1. a mechanical damper; absorbs energy of sudden impulses
2. the layer of air that supports a hovercraft or similar vehicle
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crimson
1. a deep and vivid red color
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clarion
1. a medieval brass instrument with a clear shrill tone
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abandon
1. the trait of lacking restraint or control; reckless freedom from inhibition or worry
2. a feeling of extreme emotional intensity
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dungeon
1. the main tower within the walls of a medieval castle or fortress
2. a dark cell (usually underground) where prisoners can be confined
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neutron
1. an elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus
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suction
1. a force over an area produced by a pressure difference
2. the act of sucking
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lexicon
1. a language user's knowledge of words
2. a reference book containing an alphabetical list of words with information about them
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paragon
1. an ideal instance; a perfect embodiment of a concept
2. model of excellence or perfection of a kind; one having no equal
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faction
1. a clique (often secret) that seeks power usually through intrigue
2. a dissenting clique
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epsilon
1. the 5th letter of the Greek alphabet
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polygon
1. a closed plane figure bounded by straight sides
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bourbon
1. whiskey distilled from a mash of corn and malt and rye and aged in charred oak barrels
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typhoon
1. a tropical cyclone occurring in the western Pacific or Indian oceans
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chevron
1. V-shaped sleeve badge indicating military rank and service
2. an inverted V-shaped charge
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monsoon
1. a seasonal wind in southern Asia; blows from the southwest (bringing rain) in summer and from the northeast in winter
2. rainy season in southern Asia when the southwestern monsoon blows, bringing heavy rains
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treason
1. a crime that undermines the offender's government
2. disloyalty by virtue of subversive behavior
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platoon
1. a military unit that is a subdivision of a company; usually has a headquarters and two or more squads; usually commanded by a lieutenant
2. a team of policemen working under the military platoon system
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zillion
1. a very large indefinite number (usually hyperbole)
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saffron
1. Old World crocus having purple or white flowers with aromatic pungent orange stigmas used in flavoring food
2. dried pungent stigmas of the Old World saffron crocus
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evasion
1. a statement that is not literally false but that cleverly avoids an unpleasant truth
2. the deliberate act of failing to pay money
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fission
1. reproduction of some unicellular organisms by division of the cell into two more or less equal parts
2. a nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy
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torsion
1. a tortuous and twisted shape or position
2. a twisting force
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chiffon
1. a sheer fabric of silk or rayon
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bullion
1. a mass of precious metal
2. gold or silver in bars or ingots
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ovation
1. enthusiastic recognition (especially one accompanied by loud applause)
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echelon
1. status in a society or organization
2. a body of troops arranged in a line
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upsilon
1. the 20th letter of the Greek alphabet
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raccoon
1. the fur of the North American racoon
2. an omnivorous nocturnal mammal native to North America and Central America
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bastion
1. a group that defends a principle
2. a stronghold into which people could go for shelter during a battle
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bassoon
1. a double-reed instrument; the tenor of the oboe family
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hexagon
1. a six-sided polygon
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octagon
1. an eight-sided polygon
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pontoon
1. (nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge
2. a float supporting a seaplane
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gryphon
1. winged monster with the head of an eagle and the body of a lion
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halcyon
1. a mythical bird said to breed at the time of the winter solstice in a nest floating on the sea and to have the power of calming the winds and waves
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venison
1. meat from a deer used as food
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nucleon
1. a constituent (proton or neutron) of an atomic nucleus
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diction
1. the articulation of speech regarded from the point of view of its intelligibility to the audience
2. the manner in which something is expressed in words
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lampoon
1. a composition that imitates or misrepresents somebody's style, usually in a humorous way
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dragoon
1. a member of a European military unit formerly composed of heavily armed cavalrymen
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griffon
1. winged monster with the head of an eagle and the body of a lion
2. breed of various very small compact wiry-coated dogs of Belgian origin having a short bearded muzzle
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campion
1. any plant of the genus Silene
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carrion
1. the dead and rotting body of an animal; unfit for human food
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krypton
1. a colorless element that is one of the six inert gasses; occurs in trace amounts in air
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flexion
1. the state of being flexed (as of a joint)
2. deviation from a straight or normal course
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fermion
1. any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle
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elation
1. an exhilarating psychological state of pride and optimism; an absence of depression
2. a feeling of joy and pride
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omicron
1. the 15th letter of the Greek alphabet
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harpoon
1. a spear with a shaft and barbed point for throwing; used for catching large fish or whales; a strong line is attached to it
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galleon
1. a large square-rigged sailing ship with three or more masts; used by the Spanish for commerce and war from the 15th to 18th centuries
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phaeton
1. large open car seating four with folding top
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soliton
1. (physics) a quantum of energy or quasiparticle that can be propagated as a traveling wave in nonlinear systems and is neither preceded nor followed by another such disturbance; does not obey the superposition principle and does not dissipate
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elution
1. the process of extracting one material from another by washing with a solvent to remove adsorbed material from an adsorbent (as in washing of loaded ion-exchange resins to remove captured ions); used to obtain uranium ions
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oration
1. an instance of oratory
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helicon
1. a tuba that coils over the shoulder of the musician
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hegemon
1. a leading or paramount power
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stepson
1. the son of your spouse by a former marriage
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aileron
1. an airfoil that controls lateral motion
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organon
1. a system of principles for philosophic or scientific investigations; an instrument for acquiring knowledge
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cession
1. the act of ceding
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glutton
1. a person who is devoted to eating and drinking to excess
2. musteline mammal of northern Eurasia
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bourdon
1. a pipe of the bagpipe that is tuned to produce a single continuous tone
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cistron
1. (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity
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buffoon
1. a rude or vulgar fool
2. a person who amuses others by ridiculous behavior
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7-Letter Nouns Ending With ON