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

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There are 17 fifteen-letter words containing 2H, M, O, P, T and Y

CHEMOAUTOTROPHY	• chemoautotrophy n. (Biology) A mode of growth in which CO₂ is the exclusive source of assimilated carbon, and energy is… • CHEMOAUTOTROPHY n. the production of energy by the oxidation of inorganic compounds, such as iron, ammonia and hydrogen sulphide.
CHEMOPSYCHIATRY	• CHEMOPSYCHIATRY n. treatment of mental illness by drugs.
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.
HEMICRYPTOPHYTE	• hemicryptophyte n. (Botany) Any plant whose buds rest on the surface, being protected in various ways. • HEMICRYPTOPHYTE n. any perennial plant that bears its overwintering buds at soil level, where they are often partly covered by surface debris.
HEMISPHERECTOMY	• hemispherectomy n. (Neurosurgery) Surgical removal of a hemisphere of the brain, usually performed to control otherwise…
HOMEOPATHICALLY	• homeopathically adv. By means of homeopathy. • HOMEOPATHIC adv. of or relating to homeopathy.
HYETOMETROGRAPH	• HYETOMETROGRAPH n. an instrument for recording rainfall.
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.
HYPOTHYROIDISMS	• hypothyroidisms n. Plural of hypothyroidism. • HYPOTHYROIDISM n. deficient activity of the thyroid gland.
HYSTRICOMORPHIC	• HYSTRICOMORPHIC adj. belonging to the rodent suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas.
LYMPHADENOPATHY	• lymphadenopathy n. (Medicine) An abnormal enlargement of the lymph nodes; it is often a nonspecific sign of infection but… • LYMPHADENOPATHY n. abnormal enlargement of the lymph nodes.
PHARMACOTHERAPY	• pharmacotherapy n. (Medicine) The use of pharmaceuticals to treat disease. • PHARMACOTHERAPY n. the treatment of disease and esp. mental illness with drugs.
PHOTOCHEMICALLY	• photochemically adv. By means of, or in terms of, photochemistry. • PHOTOCHEMICAL adv. of, relating to, or resulting from the chemical action of radiant energy and esp. light.
PHYTOCHEMICALLY	• phytochemically adv. In a phytochemical way. • PHYTOCHEMICAL adv. relating to the chemistry of plants.
PLETHYSMOGRAPHS	• plethysmographs n. Plural of plethysmograph. • PLETHYSMOGRAPH n. an instrument for measuring change in body part size due to blood flow.
PLETHYSMOGRAPHY	• plethysmography n. (Medicine) The diagnostic use of a plethysmograph. • PLETHYSMOGRAPHY n. measurement by use of a plethysmograph, an instrument for measuring change in body part size due to blood flow.
PSYCHOCHEMISTRY	• psychochemistry n. The study of the psychological effects of chemicals on the brain. • PSYCHOCHEMISTRY n. the treatment of mental illness by drugs.

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: 121 words
Scrabble in French: 5 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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