12-letter words containing c, i, h, o, r
- francophobia — the phenomenon of hating French speakers, culture, or people
- french union — a former association of France and its overseas territories, colonies, and protectorates as constituted in 1946: superseded by the French Community in 1958.
- geochemistry — the science dealing with the chemical changes in and the composition of the earth's crust.
- geographical — of or relating to geography.
- gift voucher — gift certificate.
- gospel choir — a choir performing gospel music
- gothic armor — white armor of the 15th century, marked especially by much fluting and ornamentation.
- graphophonic — a phonograph for recording and reproducing sounds on wax records.
- haemorrhagic — (chiefly, British) alternative spelling of hemorrhagic.
- hagiocracies — Plural form of hagiocracy.
- hagiographic — Of or pertaining to hagiography.
- haircoloring — dye or tint for the hair.
- 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.
- 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.
- harmonichord — a musical instrument resembling an upright piano intended to fuse the sound of a violin with the functionality of a piano, the tone therefore produced using friction rather than through striking
- harpsichords — Plural form of harpsichord.
- 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.
- hemerocallis — the genus comprising the day lilies.
- hemichordate — belonging or pertaining to the chordates of the phylum Hemichordata, comprising small, widely distributed, marine animals, as the acorn worms.
- heroic drama — Restoration tragedy, especially that popular in England c1660–1700, using highly rhetorical language and written in heroic couplets.
- heroic tenor — a tenor with a dramatic voice
- heroic verse — a form of verse adapted to the treatment of heroic or exalted themes: in classical poetry, dactylic hexameter; in English and German, iambic pentameter; and in French, the Alexandrine. An example of heroic verse is Achilles' wrath, to Greece the direful spring / Of woes unnumbered, heavenly goddess, sing!
- heroicomical — blending heroic and comic elements: a heroicomic poem.
- herpetologic — Alternative form of herpetological.
- 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).
- 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.
- hexachloride — a chloride containing six atoms of chlorine.
- hickory pine — bristlecone pine.
- hidrocystoma — An adenoma of the sweat glands.
- hierocracies — Plural form of hierocracy.
- hieroglyphic — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- hierographic — of or relating to hierographs