12-letter words containing c, h, t, o
- ground cloth — groundsheet.
- growth curve — a curve on a graph in which a variable is plotted against time to illustrate the growth of the variable
- hack to bits — to damage severely
- half section — a part that is cut off or separated.
- half-section — a part that is cut off or separated.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- halobacteria — Plural form of halobacterium.
- halotrichite — a mineral, iron alum, isomorphous with pickeringite, occurring in the form of yellowish fibers.
- haricot bean — Haricot beans are small white beans that are eaten as a vegetable. They are often sold dried rather than fresh.
- haricot vert — green bean.
- hark back to — recall: earlier era
- hectocotylus — a modified arm of the male of certain cephalopods that is used to transfer sperm to the female.
- hegemonistic — the policy or practice of hegemony to serve national interests.
- helicobacter — Any member of the Helicobacter bacteria.
- helicoptered — Simple past tense and past participle of helicopter.
- heliocentric — measured or considered as being seen from the center of the sun.
- hello packet — (networking, communications) An OSPF packet sent periodically on each network interface, real or virtual, to discover and test connections to neighbours. Hello packets are multicast on physical networks capable of multicasting or broadcasting to enable dynamic router discovery. They include the parameters that routers connected to a common network must agree on. Hello packets increase network resilience by, e.g., allowing a router to establish a secondary connection when a primary connection fails.
- hematochezia — the passage of bloody stools.
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hemichordate — belonging or pertaining to the chordates of the phylum Hemichordata, comprising small, widely distributed, marine animals, as the acorn worms.
- hemiscotosis — hemianopsia.
- hemotoxicity — Toxicity that affects the blood (especially that affects red blood cells).
- henotheistic — Relating to henotheism.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatoxicity — Toxicity that affects the liver.
- heroic tenor — a tenor with a dramatic voice
- herpetologic — Alternative form of herpetological.
- 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
- heterocercal — having an unequally divided tail, characteristic of sharks, rays, and skates.
- heterochrome — heterochromatic.
- heterochrony — a genetic shift in timing of the development of a tissue or anatomical part, or in the onset of a physiological process, relative to an ancestor.
- heteroclisis — (grammar) The presence of two or more classes of inflection in the inflectional paradigm of a noun, verb etc.
- heteroclites — Plural form of heteroclite.
- heteroclitic — (linguistics) In linguistics, particularly Indo-European Studies, signifying a stem which alternates between more than one form when declined for grammatical case. Examples of heteroclitic noun stems in Proto-Indo-European include '*wod-r/n-'
- heterocyclic — of or relating to the branch of chemistry dealing with cyclic compounds in which at least one of the ring members is not a carbon atom (contrasted with homocyclic).
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heteroecious — the development of different stages of a parasitic species on different host plants.
- heteroleptic — (chemistry) Describing an organometallic compound having two or more types of ligand.
- heterophilic — Also, heterophilic. Immunology. (of an antibody) having an affinity for an antigen other than its specific antigen.
- heterophonic — the simultaneous performance of the same melodic line, with slight individual variations, by two or more performers.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterotactic — of, relating to, or characterized by heterotaxis.
- hidrocystoma — An adenoma of the sweat glands.
- hierophantic — (in ancient Greece) an official expounder of rites of worship and sacrifice.
- high concept — a simple and often striking idea or premise, as of a story or film, that lends itself to easy promotion and marketing.
- high country — a mountainous area below the timberline; a forested mountain area.
- high society — society (def 9).
- high-context — preferring to communicate in person, rather than by electronic methods such as email
- hill country — hilly area
- hippocentaur — Centaur.