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

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There are 19 twelve-letter words containing 2E, 2H, O, R and Y

CHEMOTHERAPY	• chemotherapy n. (Medicine) Any chemical treatment intended to be therapeutic with respect to a disease state. • chemotherapy n. (Oncology, most common usage) chemical treatment to kill or halt the replication and/or spread of cancerous… • CHEMOTHERAPY n. therapy involving the use of chemicals.
HELIOTHERAPY	• heliotherapy n. Any medical therapy by exposure to light. • HELIOTHERAPY n. medical treatment by exposure to the sun's rays.
HETEROCHRONY	• heterochrony n. (Biology) the variation in ontogeny of individuals of a species that gives rise to evolution. • HETEROCHRONY n. divergence from normal time sequence in development, also HETEROCHRONISM.
HETEROGRAPHY	• heterography n. (Countable) An incorrect spelling; a spelling different from accepted spelling. • heterography n. (Uncountable) Spelling in which a particular letter represents more than one possible sound. • HETEROGRAPHY n. incorrect spelling.
HETEROMORPHY	• heteromorphy n. (Biology) The state or quality of being heteromorphic; heteromorphism. • HETEROMORPHY n. dissimilarity in shape, structure, or magnitude.
HETEROPHYLLY	• heterophylly n. (Botany) Marked changes in leaf morphology induced by environmental conditions; the ability to display such changes. • heterophylly n. (Botany) Significant variation in leaf shape on a same plant. • HETEROPHYLLY n. the state of being heterophyllous.
HETEROTHALLY	• heterothally n. Heterothallism. • HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM.
HETEROTROPHY	• heterotrophy n. The state of being a heterotroph. • HETEROTROPHY n. the state of being a heterotroph, a secondary feeder eating plants or other animals.
HIEROGLYPHED	• hieroglyphed adj. Inscribed with hieroglyphs. • HIEROGLYPH v. to represent by hieroglyphs.
HYDROSPHERES	• hydrospheres n. Plural of hydrosphere. • HYDROSPHERE n. the water of the earth.
HYMENOPHORES	• hymenophores n. Plural of hymenophore. • HYMENOPHORE n. the fruiting body of some basidiomycetous fungi.
HYPOTHESISER	• hypothesiser n. Alternative form of hypothesizer. • HYPOTHESISER n. one who hypothesises, also HYPOTHESIZER.
HYPOTHESIZER	• hypothesizer n. A person who hypothesizes. • hypothesizer n. (Computing) Any of several systems that attempt to make educated guesses from incomplete information. • HYPOTHESIZER n. one who hypothesizes, also HYPOTHESISER.
NYCHTHEMERON	• nychthemeron n. A period of one day and one night, a date: in the West, this is a period of 24 consecutive hours. • NYCHTHEMERON n. (Greek) a full period of a day and night.
PHANEROPHYTE	• phanerophyte n. (Biology) Any woody plant that carries its dormant buds openly on branches above the ground. • PHANEROPHYTE n. a perennial plant that bears its perennating buds well above the surface of the ground.
PHREATOPHYTE	• phreatophyte n. (Biology) Any plant, typically living in deserts, that obtains its water from long taproots that reach… • PHREATOPHYTE n. a plant with a deep root system that draws its water supply from near the water table.
PHYLLOSPHERE	• phyllosphere n. (Biology) The above-ground surface of plants, viewed as a habitat for microorganisms. • PHYLLOSPHERE n. the surface of a leaf considered as a habitat, esp. for microorganisms.
RHYTHMOMETER	• rhythmometer n. An instrument for marking time in musical movements. • RHYTHMOMETER n. an instrument for measuring the speed of rhythms.
TRACHEOPHYTE	• tracheophyte n. (Botany): Any plant possessing vascular tissue (xylem and phloem), including ferns, conifers, and flowering plants. • TRACHEOPHYTE n. any member of the clade of plants possessing vascular tissue; a vascular plant.

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: 64 words
Scrabble in French: 15 words
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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