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

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There are 20 fifteen-letter words containing E, H, M, O, 2R, T and Y

ARCHEOASTRONOMY	• archeoastronomy n. Alternative spelling of archaeastronomy. • ARCHEOASTRONOMY n. the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations.
ECTOMYCORRHIZAE	• ectomycorrhizae n. Plural of ectomycorrhiza. • ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant.
ECTOMYCORRHIZAS	• ectomycorrhizas n. Plural of ectomycorrhiza. • ECTOMYCORRHIZA n. a type of mycorrhiza in which the fungus forms a layer on the outside of the roots of the plant.
ELECTROMYOGRAPH	• electromyograph n. A device used in electromyography to generate electromyograms. • ELECTROMYOGRAPH n. an instrument for diagnosing neuromuscular disorders.
ERYTHROMELALGIA	• erythromelalgia n. A rare neurovascular peripheral pain disorder in which blood vessels, usually in the lower extremities… • ERYTHROMELALGIA n. a state of excessive dilation of the superficial blood vessels of the feet or hands.
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.
HYDROMETALLURGY	• hydrometallurgy n. The field of extractive metallurgy involving the use of aqueous chemistry for the recovery of metals… • HYDROMETALLURGY n. the treatment of ores by wet processes (as leaching).
HYDROMETRICALLY	• hydrometrically adv. By means of hydrometry. • HYDROMETRICAL adv. relating to measurement by hydrometer, also HYDROMETRIC.
HYETOMETROGRAPH	• HYETOMETROGRAPH n. an instrument for recording rainfall.
HYGROMETRICALLY	• hygrometrically adv. By means of, or in terms of, hygrometry. • HYGROMETRICAL adv. relating to hygrometry, also HYGROMETRIC.
HYPERMETROPICAL	• hypermetropical adj. Synonym of hypermetropic. • HYPERMETROPICAL adj. longsighted, also HYPERMETROPIC.
HYPERMODERNISTS	• hypermodernists n. Plural of hypermodernist. • HYPERMODERNIST n. a practitioner of a hypermodernist style in art.
HYPERTHYROIDISM	• hyperthyroidism n. (Medicine) The excessive production of hormones by the thyroid. • hyperthyroidism n. (Pathology) The pathological condition resulting from these excess hormones. • HYPERTHYROIDISM n. excessive functional activity of the thyroid gland.
MICROPHOTOMETRY	• microphotometry n. Measurement performed with a microphotometer. • MICROPHOTOMETRY n. measurement by microphotometer, an instrument for measuring the amount of light transmitted or reflected by small areas or for measuring the relative densities of spectral lines on a photographic film or plate.
NORTHCOUNTRYMEN	• north␣countrymen n. Plural of north countryman. • NORTHCOUNTRYMAN n. one living in the north.
PHARMACOTHERAPY	• pharmacotherapy n. (Medicine) The use of pharmaceuticals to treat disease. • PHARMACOTHERAPY n. the treatment of disease and esp. mental illness with drugs.
PSYCHROMETRICAL	• psychrometrical adj. Psychrometric. • PSYCHROMETRICAL adj. relating to measurement by psychrometer, also PSYCHOMETRIC, PSYCHOMETRICAL, PSYCHROMETRIC.
PYROPHOTOMETERS	• PYROPHOTOMETER n. a type of pyrometer in which the temperature of an incandescent body is determined by photometric measurement of the light it emits.
STEREOCHEMISTRY	• stereochemistry n. (Chemistry, uncountable) the branch of chemistry that involves the spatial arrangement of the atoms… • stereochemistry n. (Chemistry, countable) the effect of such spatial arrangement on the chemistry of a particular compound. • STEREOCHEMISTRY n. chemical study of arrangement of molecules and atoms.
THERMOCHEMISTRY	• thermochemistry n. (Chemistry, physics) The study of the thermodynamics of chemical reactions. • THERMOCHEMISTRY n. a branch of chemistry that deals with the interrelation of heat with chemical reaction or physical change of state.

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: 154 words
Scrabble in French: 7 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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