12-letter words containing h, o
- ground cloth — groundsheet.
- ground shark — any of various requiem sharks, especially of the genus Carcharhinus.
- ground sloth — any of various extinct large, edentate mammals from the Pleistocene Epoch of North and South America resembling modern sloths but living on the ground rather than in trees.
- groundsheets — Plural form of groundsheet.
- group theory — the branch of mathematics that deals with the structure of mathematical groups and mappings between them.
- growth curve — a curve on a graph in which a variable is plotted against time to illustrate the growth of the variable
- guangzhouwan — a former French-leased territory (1898–1945) on the SW coast of Guangdong province, in S China. About 190 sq. mi. (490 sq. km).
- gymnosophist — one of a group of Jainist philosophers, existing from ancient times to c1000, characterized by refusal to wear clothes and the abandonment of caste marks; a member of the Digambara sect.
- gynantherous — having the stamens converted into pistils by the action of frost, disease, or insects.
- gyro horizon — artificial horizon (def 3).
- habilitation — to clothe or dress.
- habitational — a place of residence; dwelling; abode.
- hack to bits — to damage severely
- hadrosaurine — Hadrosaurid.
- haematoblast — any of the undifferentiated cells in the bone marrow that develop into blood cells
- haematolyses — Plural form of haematolysis.
- haematolysis — Haemolysis.
- haematoxylin — Alternative spelling of hematoxylin.
- haematoxylon — any thorny leguminous tree of the genus Haematoxylon, esp the logwood, of tropical America and SW Africa. The heartwood yields the dye haematoxylin
- haemodynamic — Alternative spelling of hemodynamic.
- haemogenesis — Haematopoiesis.
- haemophiliac — A person with haemophilia.
- haemoprotein — Alternative spelling of hemoprotein.
- haemorrhages — Plural form of haemorrhage.
- haemorrhagic — (chiefly, British) alternative spelling of hemorrhagic.
- haemorrhoids — Plural form of haemorrhoid.
- haemosiderin — Alternative form of hemosiderin.
- hagia sophia — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
- hagiocracies — Plural form of hagiocracy.
- hagiographer — one of the writers of the Hagiographa.
- hagiographic — Of or pertaining to hagiography.
- hagiological — Relating to hagiology.
- hair removal — depilatory treatment
- hair remover — depilatory cream
- haircoloring — dye or tint for the hair.
- haji-ioannou — Sir Stelios. born 1967, British businessman, born in Greece; founder (1995) and chairman (until 2002) of the low-cost airline company Easyjet
- halcyon days — period regarded with nostalgia
- half a dozen — six
- half an hour — 30 minutes
- half brother — brother (def 2).
- half holiday — a holiday limited to half a working day or half an academic day.
- half section — a part that is cut off or separated.
- half serious — of, showing, or characterized by deep thought.
- half-blooded — having parents of two different breeds, species, or the like.
- half-brother — brother (def 2).
- half-covered — to be or serve as a covering for; extend over; rest on the surface of: Snow covered the fields.
- half-drowned — to die under water or other liquid of suffocation.
- half-forward — any of three forwards positioned between the centre line and the forward line
- half-holiday — a holiday limited to half a working day or half an academic day.
- half-monthly — pertaining to a month, or to each month.