List of 15-letter words containing ••••••

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There are 18 fifteen-letter words containing E, 2H, M, N and 2O

CHLORAMPHENICOL	• chloramphenicol n. (Pharmacology) A broad-spectrum antibiotic C₁₁H₁₂Cl₂N₂O₅ isolated from cultures of a soil actinomycete… • CHLORAMPHENICOL n. an antibiotic drug originally isolated from a soil microorganism, effective against various bacterial and viral diseases.
DICHLOROMETHANE	• dichloromethane n. (Organic chemistry) The partially halogenated hydrocarbon CH₂Cl₂ widely used as a solvent. • DICHLOROMETHANE n. a noxious colourless liquid widely used as a solvent, e.g. in paint strippers.
HELMINTHOLOGIES	• HELMINTHOLOGY n. the study of parasitic worms.
HELMINTHOLOGIST	• helminthologist n. One versed in helminthology. • HELMINTHOLOGIST n. a specialist in helminthology.
HEMATOPORPHYRIN	• hematoporphyrin n. (Biochemistry) The porphyrin portion of heme (minus the iron atom). • HEMATOPORPHYRIN n. any of several porphyrins that are hydrated derivatives of protoporphyrins.
HETEROCHROMATIN	• heterochromatin n. (Cytology) Heterochromatic tightly coiled chromosome material; believed to be genetically inactive. • HETEROCHROMATIN n. densely staining chromatin that appears as nodules in or along chromosomes and contains relatively few genes.
HETEROCHRONISMS	• heterochronisms n. Plural of heterochronism. • HETEROCHRONISM n. divergence from the normal time sequence in development, also HETEROCHRONY.
HYPOMENORRHOEAS	• hypomenorrhoeas n. Plural of hypomenorrhoea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA.
MECHANOMORPHISM	• MECHANOMORPHISM n. the doctrine that the universe is fully explicable in mechanistic terms.
MONOPHTHONGISED	• monophthongised v. Simple past tense and past participle of monophthongise. • MONOPHTHONGISE v. to pronounce as a monophthong, also MONOPHTHONGIZE.
MONOPHTHONGISES	• monophthongises v. Third-person singular simple present indicative form of monophthongise. • MONOPHTHONGISE v. to pronounce as a monophthong, also MONOPHTHONGIZE.
MONOPHTHONGIZED	• monophthongized v. Simple past tense and past participle of monophthongize. • MONOPHTHONGIZE v. to pronounce as a monophthong, also MONOPHTHONGISE.
MONOPHTHONGIZES	• monophthongizes v. Third-person singular simple present indicative form of monophthongize. • MONOPHTHONGIZE v. to pronounce as a monophthong, also MONOPHTHONGISE.
MORPHOPHONEMICS	• morphophonemics n. Morphophonology. • MORPHOPHONEMICS n. linguistic structure in terms of the phonological patterning of morphemes.
PHOTOMECHANICAL	• photomechanical adj. Of or relating to any of several methods of printing via a plate which has been prepared photographically… • PHOTOMECHANICAL adj. relating to or involving any of various processes for producing printed matter from a photographically prepared surface.
RHOMBENCEPHALON	• rhombencephalon n. (Neuroanatomy) The hindbrain. • RHOMBENCEPHALON n. the hindbrain.
RHOMBENPORPHYRS	• RHOMBENPORPHYR n. an intermediate, moderately fine-grained igneous rock with feldspar phenocrysts rhombic in section, also RHOMBENPORPHYRY, RHOMBPORPHYRY.
RHOMBENPORPHYRY	• RHOMBENPORPHYRY n. an intermediate, moderately fine-grained igneous rock with feldspar inclusions, also RHOMBENPORPHYR, RHOMBPORPHYRY.

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 1Word.ws and WikWik.org.

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English Wiktionary: 98 words
Scrabble in French: 4 words
Scrabble in Spanish: 3 words
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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