List of 12-letter words containing •••••••

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There are 16 twelve-letter words containing H, I, N, O, P, 2R and T

CHIROPTERANS	• chiropterans n. Plural of chiropteran. • CHIROPTERAN n. a member of the Chiroptera, an order of mammals comprising the bats.
ERYTHROPENIA	• erythropenia n. A decrease in the number of erythrocytes, associated with anemia. • ERYTHROPENIA n. diminution below the normal of the number of red cells in the blood.
NECROTROPHIC	• necrotrophic adj. (Biology) Describing a parasite that kills its host, then feeds on the dead matter. • NECROTROPHIC adj. of or like a necrotroph, a parasitic organism that kills the living cells of its host and then feeds on the dead material.
NEUROTROPHIC	• neurotrophic adj. Of or relating to neurotrophy. • NEUROTROPHIC adj. relating to the nutrition of the nervous system, or to nutritional changes influenced by the nervous system.
ORNITHOMORPH	• ornithomorph n. A figure in ancient art resembling a bird. • ORNITHOMORPH n. a figure or design in the form of a bird.
ORNITHOPTERS	• ornithopters n. Plural of ornithopter. • ORNITHOPTER n. a birdlike archaic flying machine.
PHRONTISTERY	• phrontistery n. A place for thinking. • phrontistery n. (Humorous) The toilet; the lavatory. • phrontistery n. An establishment devoted to education or study.
PREHISTORIAN	• prehistorian n. A student of, or expert in prehistory. • PREHISTORIAN n. an archaeologist who specializes in prehistory.
PROTHROMBINS	• prothrombins n. Plural of prothrombin. • PROTHROMBIN n. a protein-like substance present in blood plasma.
PROTOTHERIAN	• prototherian adj. Belonging or pertaining to the subclass Prototheria of monotremes. • prototherian n. Any of the egg-laying mammals of the subclass Prototheria; a monotreme. • PROTOTHERIAN adj. pertaining to a member of Prototheria, which comprises the order Monotremata and related fossil forms.
PYRITOHEDRON	• pyritohedron n. (Mathematics) An irregular dodecahedron, the faces of which are identical but irregular pentagons. • pyritohedron n. (Mineralogy) The shape of one of the crystal habits of pyrite. • PYRITOHEDRON n. a pentagonal dodecahedron.
ROTOGRAPHING	• rotographing v. Present participle of rotograph. • ROTOGRAPH v. to make a photograph by laying negative on sensitive paper.
THYROTROPHIN	• thyrotrophin n. Alternative form of thyrotropin. • THYROTROPHIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPIN.
THYROTROPINS	• thyrotropins n. Plural of thyrotropin. • THYROTROPIN n. a hormone, produced in the anterior lobe of the pituitary gland, which stimulates the thyroid, also THYROTROPHIN.
TRICHLORPHON	• trichlorphon n. Alternative form of trichlorfon. • TRICHLORPHON n. a crystalline compound used as an insecticide, also TRICHLORFON.
TRICHOPTERAN	• trichopteran n. Any insect of the order Trichoptera. • trichopteran adj. Trichopterous. • TRICHOPTERAN n. any member of the Trichoptera, caddis flies.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 74 words
Scrabble in French: 20 words
Scrabble in Spanish: 6 words
Scrabble in Italian: 3 words
Scrabble in German: no word
Scrabble in Romanian: 2 words

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