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List of 12-letter words containing

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There are 17 twelve-letter words containing E, 2H, L, O, R and Y

CHLORENCHYMAchlorenchyma n. (Botany) A mechanical, supportive ground tissue in plants containing chloroplasts.
CHLORENCHYMA n. plant stem tissue containing chlorophyll.
HELIOTHERAPYheliotherapy n. Any medical therapy by exposure to light.
HELIOTHERAPY n. medical treatment by exposure to the sun's rays.
HETEROPHYLLYheterophylly 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.
HETEROTHALLYheterothally n. Heterothallism.
HETEROTHALLY n. the state of being heterothallic, also HETEROTHALLISM.
HIEROGLYPHEDhieroglyphed adj. Inscribed with hieroglyphs.
HIEROGLYPH v. to represent by hieroglyphs.
HIEROGLYPHIChieroglyphic n. (Chiefly in the plural) A writing system of ancient Egypt, Minoans, Maya and other civilizations, using…
hieroglyphic n. Any symbol used in this system; a hieroglyph.
hieroglyphic n. (By extension) Undecipherable handwriting or secret symbol.
HYDROCEPHALIhydrocephali n. Plural of hydrocephalus.
HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY.
HYDROCEPHALYhydrocephaly n. Hydrocephalus.
HYDROCEPHALY n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALUS.
HYDROPHILIESHYDROPHILY n. an affinity for water.
HYDROPHILITEhydrophilite n. (Mineralogy) A soft white mineral formed from anhydrous calcium chloride.
HYDROPHILITE n. native calcium chloride.
HYDROTHERMALhydrothermal adj. Of, or relating to hot water.
hydrothermal adj. (Geology) Of or relating to emanations of hot water that are rich in minerals, or to the rocks formed from them.
HYDROTHERMAL adj. designating naturally hot underground water that has geological effects.
HYPOCHLORITEhypochlorite n. (Chemistry) any salt of hypochlorous acid; used as a household bleach.
HYPOCHLORITE n. a salt of hypochlorous acid.
METHOXYCHLORmethoxychlor n. (Organic chemistry) A synthetic organochlorine used as an insecticide.
METHOXYCHLOR n. a relatively nontoxic organochlorine insecticide.
ORTHOCEPHALYorthocephaly n. The condition of being orthocephalic.
ORTHOCEPHALY n. the state of being orthocephalic.
PHLEBOGRAPHYphlebography n. An X-ray examination of a system of veins that have been injected with a contrast medium.
PHLEBOGRAPHY n. radiography of a vein after injection of a contrast medium, aka venography.
PHYLLOSPHEREphyllosphere 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.
RHYNCHOCOELSrhynchocoels n. Plural of rhynchocoel.
RHYNCHOCOEL n. the cavity in which the proboscis of a nemertine lies.

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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See this list for:

  • English Wiktionary: 62 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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