Nouns Starting With HY

Here's the list of all the 1163 Nouns Starting With HY 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)
hybrid
1. a word that is composed of parts from different languages (e.g., `monolingual' has a Greek prefix and a Latin root)
2. a composite of mixed origin
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hydrogen
1. a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
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hypothesis
1. a proposal intended to explain certain facts or observations
2. a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
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hypothetical
1. a hypothetical possibility, circumstance, statement, proposal, situation, etc.
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hygiene
1. a condition promoting sanitary practices
2. the science concerned with the prevention of illness and maintenance of health
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hypertension
1. a common disorder in which blood pressure remains abnormally high (a reading of 140/90 mm Hg or greater)
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hyperlink
1. a link from a hypertext file to another location or file; typically activated by clicking on a highlighted word or icon at a particular location on the screen
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hype
1. blatant or sensational promotion
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hypnosis
1. a state that resembles sleep but that is induced by suggestion
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hypertext
1. machine-readable text that is not sequential but is organized so that related items of information are connected
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hypotheses
1. a proposal intended to explain certain facts or observations
2. a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
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hymn
1. a song of praise (to God or to a saint or to a nation)
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hydrology
1. the branch of geology that studies water on the earth and in the atmosphere: its distribution and uses and conservation
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hydration
1. the process of combining with water; usually reversible
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hydrochloride
1. a complex consisting of an organic base in association with hydrogen chloride
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hypocrisy
1. an expression of agreement that is not supported by real conviction
2. insincerity by virtue of pretending to have qualities or beliefs that you do not really have
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hybridization
1. (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
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hydrocarbon
1. an organic compound containing only carbon and hydrogen
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hydraulics
1. study of the mechanics of fluids
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hypnotic
1. a drug that induces sleep
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hydra
1. trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality
2. small tubular solitary freshwater hydrozoan polyp
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hysterectomy
1. surgical removal of the uterus
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hydroxide
1. a compound of an oxide with water
2. a chemical compound containing the hydroxyl group
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hypnotherapy
1. the use of hypnosis in psychotherapy
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hydrolysis
1. a chemical reaction in which water reacts with a compound to produce other compounds; involves the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion from the water
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hysteria
1. state of violent mental agitation
2. excessive or uncontrollable fear
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hyperactivity
1. a condition characterized by excessive restlessness and movement
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hyperplasia
1. abnormal increase in number of cells
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hypersensitivity
1. pathological sensitivity
2. extreme sensitivity
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hypoxia
1. oxygen deficiency causing a very strong drive to correct the deficiency
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hypnotizeMore Definitions →
hypoglycemia
1. abnormally low blood sugar usually resulting from excessive insulin or a poor diet
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hypermedia
1. a multimedia system in which related items of information are connected and can be presented together
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hypothyroidism
1. an underactive thyroid gland; a glandular disorder resulting from insufficient production of thyroid hormones
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hydroponics
1. a technique of growing plants (without soil) in water containing dissolved nutrients
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hypertensive
1. a person who has abnormally high blood pressure
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hyphen
1. a punctuation mark (-) used between parts of a compound word or between the syllables of a word when the word is divided at the end of a line of text
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hydrate
1. any compound that contains water of crystallization
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hydrangea
1. any of various deciduous or evergreen shrubs of the genus Hydrangea
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hypertrophy
1. abnormal enlargement of a body part or organ
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hypo
1. a compound used as a fixing agent in photographic developing
2. a piston syringe that is fitted with a hypodermic needle for giving injections
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hypocrite
1. a person who professes beliefs and opinions that he or she does not hold in order to conceal his or her real feelings or motives
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hypotension
1. abnormally low blood pressure
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hyacinth
1. a red transparent variety of zircon used as a gemstone
2. any of numerous bulbous perennial herbs
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hydrocortisone
1. an adrenal-cortex hormone (trade names Hydrocortone or Cortef) that is active in carbohydrate and protein metabolism
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hypothermia
1. subnormal body temperature
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hysteresis
1. the lagging of an effect behind its cause; especially the phenomenon in which the magnetic induction of a ferromagnetic material lags behind the changing magnetic field
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hydride
1. any binary compound formed by the union of hydrogen and other elements
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hypothalamus
1. a basal part of the diencephalon governing autonomic nervous system
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hyperactiveMore Definitions →
hydroponicMore Definitions →
hydrant
1. a faucet for drawing water from a pipe or cask
2. a discharge pipe with a valve and spout at which water may be drawn from the mains of waterworks
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hydrotherapy
1. the internal and external use of water in the treatment of disease
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hyperbole
1. extravagant exaggeration
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hymen
1. a fold of tissue that partly covers the entrance to the vagina of a virgin
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hydroxyl
1. the monovalent group -OH in such compounds as bases and some acids and alcohols
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hygienist
1. a medical specialist in hygiene
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hydrochlorothiazide
1. a diuretic drug (trade name Microzide, Esidrix, and HydroDIURIL) used in the treatment of hypertension
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hyperthyroidism
1. an overactive thyroid gland; pathologically excessive production of thyroid hormones or the condition resulting from excessive production of thyroid hormones
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hymenoptera
1. insects having two pairs of membranous wings and an ovipositor specialized for stinging or piercing
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hyena
1. doglike nocturnal mammal of Africa and southern Asia that feeds chiefly on carrion
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hydrocephalus
1. an abnormal condition in which cerebrospinal fluid collects in the ventricles of the brain; in infants it can cause abnormally rapid growth of the head and bulging fontanelles and a small face; in adults the symptoms are primarily neurological
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hypnotist
1. a person who induces hypnosis
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hydrodynamics
1. study of fluids in motion
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hymnal
1. a songbook containing a collection of hymns
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hypothesizeMore Definitions →
hyperglycemia
1. abnormally high blood sugar usually associated with diabetes
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hyperthermia
1. abnormally high body temperature; sometimes induced (as in treating some forms of cancer)
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hyphenation
1. division of a word especially at the end of a line on a page
2. connecting syllables and words by hyphens
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hypnotism
1. the act of inducing hypnosis
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hypochlorite
1. any salt or ester of hypochlorous acid
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hypercholesterolemia
1. the presence of an abnormal amount of cholesterol in the cells and plasma of the blood; associated with the risk of atherosclerosis
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hydrogenation
1. a chemical process that adds hydrogen atoms to an unsaturated oil
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hyperlipidemia
1. presence of excess lipids in the blood
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hypoglycemicMore Definitions →
hygrometer
1. measuring instrument for measuring the relative humidity of the atmosphere
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hydrography
1. the science of the measurement and description and mapping of the surface waters of the earth with special reference to navigation
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hyperparathyroidism
1. excessive secretion of parathyroid hormone resulting in abnormally high levels of calcium in the blood; can affect many systems of the body (especially causing bone resorption and osteoporosis)
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hypodermic
1. a piston syringe that is fitted with a hypodermic needle for giving injections
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hydrazine
1. a colorless fuming corrosive liquid; a powerful reducing agent; used chiefly in rocket fuels
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hybridisation
1. (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids
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hyssop
1. a European mint with aromatic and pungent leaves used in perfumery and as a seasoning in cookery; often cultivated as a remedy for bruises; yields hyssop oil
2. bitter leaves used sparingly in salads; dried flowers used in soups and tisanes
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hydrogel
1. a colloidal gel in which water is the dispersion medium
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hypercalcemia
1. the presence of abnormally high levels of calcium in the blood; usually the result of excessive bone resorption in hyperparathyroidism or Paget's disease
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hyperventilation
1. an increased depth and rate of breathing greater than demanded by the body needs; can cause dizziness and tingling of the fingers and toes and chest pain if continued
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hyphae
1. any of the threadlike filaments forming the mycelium of a fungus
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hydroxyzine
1. a drug (trade names Atarax and Vistaril) used as a tranquilizer to treat anxiety and motion sickness
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Jump to Nouns by Length

3-Letter Nouns Starting With HY

4-Letter Nouns Starting With HY

5-Letter Nouns Starting With HY

6-Letter Nouns Starting With HY

7-Letter Nouns Starting With HY

8-Letter Nouns Starting With HY

16 more 8-Letter Nouns Starting With HY →

9-Letter Nouns Starting With HY

85 more 9-Letter Nouns Starting With HY →

10-Letter Nouns Starting With HY

119 more 10-Letter Nouns Starting With HY →

11-Letter Nouns Starting With HY

158 more 11-Letter Nouns Starting With HY →

12-Letter Nouns Starting With HY

147 more 12-Letter Nouns Starting With HY →

13-Letter Nouns Starting With HY

104 more 13-Letter Nouns Starting With HY →

14-Letter Nouns Starting With HY

88 more 14-Letter Nouns Starting With HY →

15-Letter Nouns Starting With HY

44 more 15-Letter Nouns Starting With HY →

16-Letter Nouns Starting With HY

17-Letter Nouns Starting With HY

18-Letter Nouns Starting With HY

19-Letter Nouns Starting With HY

20-Letter Nouns Starting With HY