12-letter words containing c, l, o, h
- fowl cholera — a specific, acute, diarrheal disease of fowls, especially chickens, caused by a bacterium, Pasteurella multocida.
- francophilia — Alternative capitalization of Francophilia.
- galactophore — a galactophorous duct.
- galactorrhea — an abnormally abundant flow of milk in a lactating woman.
- genethliacon — A birthday ode.
- geographical — of or relating to geography.
- geotechnical — of or relating to practical applications of geological science in civil engineering, mining, etc.
- global reach — When people talk about the global reach of a company or industry, they mean its ability to have customers in many different parts of the world.
- golden perch — a freshwater food fish, Plectroplites ambiguus, that inhabits inland waters of Australia.
- gospel choir — a choir performing gospel music
- grade school — an elementary school that has its pupils grouped or classified into grades.
- ground cloth — groundsheet.
- haemophiliac — A person with haemophilia.
- hagiological — Relating to hagiology.
- haircoloring — dye or tint for the hair.
- halcyon days — period regarded with nostalgia
- half section — a part that is cut off or separated.
- half-covered — to be or serve as a covering for; extend over; rest on the surface of: Snow covered the fields.
- half-section — a part that is cut off or separated.
- hall process — a process in which aluminum is refined by electrolytic reduction of alumina fused with cryolite.
- hallucinator — One whose judgment and acts are affected by hallucinations; one who errs on account of his hallucinations.
- hallucinogen — a substance that produces hallucinations.
- hallucinosis — a mental state characterized by repeated hallucinations.
- halobacteria — Plural form of halobacterium.
- halotrichite — a mineral, iron alum, isomorphous with pickeringite, occurring in the form of yellowish fibers.
- happy couple — two people in a happy romantic relationship, especially two people who have just married
- harmonic law — any one of three laws governing planetary motion: each planet revolves in an ellipse, with the sun at one focus; the line connecting a planet to the sun sweeps out equal areas in equal periods of time (law of areas) or the square of the period of revolution of each planet is proportional to the cube of the semimajor axis of the planet's orbit (harmonic law)
- harmonically — pertaining to harmony, as distinguished from melody and rhythm.
- heckelphones — Plural form of heckelphone.
- hectocotylus — a modified arm of the male of certain cephalopods that is used to transfer sperm to the female.
- hedge-school — a school held out of doors in favourable weather, indoors in winter
- helicobacter — Any member of the Helicobacter bacteria.
- helicographs — Plural form of helicograph.
- helicoptered — Simple past tense and past participle of helicopter.
- heliocentric — measured or considered as being seen from the center of the sun.
- heliographic — a device for signaling by means of a movable mirror that reflects beams of light, especially sunlight, to a distance.
- heliospheric — Of or pertaining to the heliosphere.
- hellaciously — In a hellacious manner.
- 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.
- hells canyon — a canyon on the Snake River in S Idaho and along the Oregon border: 125 miles (210 km) long with a maximum depth of about 7900 feet (2408 meters).
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hemerocallis — the genus comprising the day lilies.
- hemophiliacs — Plural form of hemophiliac.
- hendecagonal — (geometry) Having eleven sides an angles; similar to a hendecagon.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- heroicomical — blending heroic and comic elements: a heroicomic poem.
- herpetologic — Alternative form of herpetological.
- heterocercal — having an unequally divided tail, characteristic of sharks, rays, and skates.
- 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.