12-letter words containing m, e, s, t, o
- gammon steak — a thick cut of meat made from smoked or cured bacon or ham and often served with pineapple or fried egg
- gamopetalous — having the petals united.
- gastrocnemii — Plural form of gastrocnemius.
- gastrodermal — the inner cell layer of the body of an invertebrate.
- gastrodermis — the inner cell layer of the body of an invertebrate.
- gastronomies — Plural form of gastronomy.
- gastrotomies — Plural form of gastrotomy.
- geochemistry — the science dealing with the chemical changes in and the composition of the earth's crust.
- geomagnetism — the earth's magnetic field and associated phenomena.
- geomagnetist — someone who studies, or is an expert in, geomagnetism
- germinations — Plural form of germination.
- gila monster — a large, venomous lizard, Heloderma suspectum, of the southwestern U.S. and northwestern Mexico, covered with beadlike scales of yellow, orange, and black.
- glomerulitis — inflammation of the glomeruli of the kidney.
- glossematics — a school of linguistic analysis developed by Louis Hjelmslev (1899–1965) in Copenhagen in the 1930s based on the study of the distribution of glossemes.
- gnathostomes — Plural form of gnathostome.
- goldsmithery — the occupation of a goldsmith
- grandmothers — Plural form of grandmother.
- gynecomastia — abnormal enlargement of the breast in a male.
- haematoblast — any of the undifferentiated cells in the bone marrow that develop into blood cells
- haematolyses — Plural form of haematolysis.
- haematolysis — Haemolysis.
- harbormaster — A harbormaster is the official in charge of a harbor.
- harvest home — the bringing home of the harvest.
- harvest moon — the moon at and about the period of fullness that is nearest to the autumnal equinox.
- headforemost — headfirst (def 1).
- hegemonistic — the policy or practice of hegemony to serve national interests.
- heliotropism — heliotropic tendency or growth.
- hemarthrosis — (pathology) bleeding in the joints.
- hematoblasts — Plural form of hematoblast.
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hematogenous — originating in the blood.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- hemiscotosis — hemianopsia.
- herstmonceux — a village in S England, in E Sussex north of Eastbourne: 15th-century castle, site of the Royal Observatory, which was transferred from Greenwich between 1948 and 1958, until 1990
- heterogamous — Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
- heteromerous — having or consisting of parts that differ in quality, number of elements, or the like: a heteromerous flower.
- heteronomous — subject to or involving different laws.
- heteronymous — of, relating to, or characteristic of a heteronym.
- heterosexism — a prejudiced attitude or discriminatory practices against homosexuals by heterosexuals.
- heterotherms — Plural form of heterotherm.
- hindforemost — with the back part in the front place
- histochemist — someone who specializes in histochemistry
- hojatoleslam — a title of respect given to an ayatollah or a middle-ranking Shiite cleric, which means literally 'proof of Islam'
- holmes light — a canister, attached to a life buoy or float, containing calcium carbonate and calcium phosphide, which ignite spontaneously on contact with the water, emitting conspicuous fire and smoke.
- home posting — an appointment to a position within one's own country
- home staging — the professional service of preparing homes for sale in such a way as to appeal to potential buyers and generate higher selling prices: Realtors who encourage sellers to invest in home staging are reporting substantial monetary returns—for both themselves and their clients.
- home stretch — final stages: of race or journey
- homeopathist — a person who practices or favors homeopathy.
- homescreetch — a mistle thrush
- homesteaders — Plural form of homesteader.