7-Letter Nouns Ending With IN

Here's the list of all the 249 7-Letter Nouns Ending With IN 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)
protein
1. any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
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bargain
1. an agreement between parties (usually arrived at after discussion) fixing obligations of each
2. an advantageous purchase
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captain
1. an officer holding a rank below a major but above a lieutenant
2. the naval officer in command of a military ship
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vitamin
1. any of a group of organic substances essential in small quantities to normal metabolism
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insulin
1. hormone secreted by the isles of Langerhans in the pancreas; regulates storage of glycogen in the liver and accelerates oxidation of sugar in cells
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penguin
1. short-legged flightless birds of cold southern especially Antarctic regions having webbed feet and wings modified as flippers
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terrain
1. a piece of ground having specific characteristics or military potential
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griffin
1. winged monster with the head of an eagle and the body of a lion
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curtain
1. hanging cloth used as a blind (especially for a window)
2. any barrier to communication or vision
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dolphin
1. large slender food and game fish widely distributed in warm seas (especially around Hawaii)
2. any of various small toothed whales with a beaklike snout; larger than porpoises
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pumpkin
1. a coarse vine widely cultivated for its large pulpy round orange fruit with firm orange skin and numerous seeds; subspecies of Cucurbita pepo include the summer squashes and a few autumn squashes
2. usually large pulpy deep-yellow round fruit of the squash family maturing in late summer or early autumn
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aspirin
1. the acetylated derivative of salicylic acid; used as an analgesic anti-inflammatory drug (trade names Bayer, Empirin, and St. Joseph) usually taken in tablet form; used as an antipyretic; slows clotting of the blood by poisoning platelets
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refrain
1. the part of a song where a soloist is joined by a group of singers
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villain
1. a wicked or evil person; someone who does evil deliberately
2. the principal bad character in a film or work of fiction
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paladin
1. someone who fights for a cause
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gelatin
1. a colorless water-soluble glutinous protein obtained from animal tissues such as bone and skin
2. an edible jelly (sweet or pungent) made with gelatin and used as a dessert or salad base or a coating for foods
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albumin
1. a simple water-soluble protein found in many animal tissues and liquids
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heparin
1. a polysaccharide produced in basophils (especially in the lung and liver) and that inhibits the activity of thrombin in coagulation of the blood; it (trade names Lipo-Hepin and Liquaemin) is used as an anticoagulant in the treatment of thrombosis and in heart surgery
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kremlin
1. citadel of a Russian town
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dauphin
1. formerly, the eldest son of the King of France and direct heir to the throne
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javelin
1. an athletic competition in which a javelin is thrown as far as possible
2. a spear thrown as a weapon or in competitive field events
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disdain
1. lack of respect accompanied by a feeling of intense dislike
2. a communication that indicates lack of respect by patronizing the recipient
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trypsin
1. an enzyme of pancreatic origin; catalyzes the hydrolysis of proteins to smaller polypeptide units
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kingpin
1. the most important person in a group or undertaking
2. bolt that provides a steering joint in a motor vehicle
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chagrin
1. strong feelings of embarrassment
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sirloin
1. the portion of the loin (especially of beef) just in front of the rump
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digoxin
1. digitalis preparation (trade name Lanoxin) used to treat congestive heart failure or cardiac arrhythmia; helps the heart beat more forcefully
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hairpin
1. a double pronged pin used to hold women's hair in place
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gremlin
1. (folklore) fairies that are somewhat mischievous
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keratin
1. a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves
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thiamin
1. a B vitamin that prevents beriberi; maintains appetite and growth
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brahmin
1. a member of a social and cultural elite (especially a descendant of an old New England family)
2. a member of the highest of the four Hindu varnas
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melanin
1. insoluble pigments that account for the color of e.g. skin and scales and feathers
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bluefin
1. flesh of very large tuna
2. largest tuna; to 1500 pounds; of mostly temperate seas: feed in polar regions but breed in tropics
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pigskin
1. leather from the skin of swine
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dustbin
1. a bin that holds rubbish until it is collected
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lanolin
1. a yellow viscous animal oil extracted from wool; a mixture of fatty acids and esters; used in some ointments and cosmetics
2. an emollient containing wool fat (a fatty substance obtained from the wool of sheep)
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elastin
1. a fibrous scleroprotein found in elastic tissues such as the walls of arteries
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gastrin
1. polypeptide hormone secreted by the mucous lining of the stomach; when peptides and amino acids are present in the small intestine the secretion of gastric acid is stimulated
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7-Letter Nouns Ending With IN