12-letter words containing p, r, o, c
- 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.
- herpetologic — Alternative form of herpetological.
- 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.
- hickory pine — bristlecone pine.
- 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
- hierophantic — (in ancient Greece) an official expounder of rites of worship and sacrifice.
- hippocentaur — Centaur.
- hippocrepian — (of an aquatic organism or plant) shaped like a horseshoe
- hire company — a company that hires things out to people
- histographic — a treatise on or description of organic tissues.
- holophrastic — using or consisting of a single word that functions as a phrase or sentence.
- holy picture — a picture of a person or thing that is of religious importance
- homeomorphic — similarity in crystalline form but not necessarily in chemical composition.
- honeycreeper — any of several small, usually brightly colored birds, related to the tanagers and wood warblers, of tropical and semitropical America.
- house prices — the sums in money for which houses may be bought or sold
- hydnocarpate — a salt or ester of hydnocarpic acid.
- hydrocephaly — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydromorphic — of or relating to soil having characteristics that are developed when there is excess water all or part of the time.
- hygrographic — of or relating to a hygrograph
- hyper-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- hyperbolical — having the nature of hyperbole; exaggerated.
- hyperchaotic — Of or pertaining to hyperchaos.
- hyperchromic — (physics, chemistry) Describing an increase in the intensity of a spectral band due to a change in the molecular environment.
- hypercoaster — Megacoaster.
- hypercomplex — (mathematics) Describing any of several types of higher-dimensional numbers having some characteristics of complex numbers.
- hypercorrect — overly correct; excessively fastidious; fussy: hypercorrect manners.
- hyperfiction — nonlinear fiction created in electronic hypertext form and containing multiple plot developments, endings, etc., that can be evoked interactively.
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hyperreactor — a person who behaves in a hyperreactive manner
- hypersarcoma — a growth of proud or fungous flesh
- hypersomniac — a tendency to sleep excessively.
- hypertrophic — abnormal enlargement of a part or organ; excessive growth.
- hypoallergic — Hypoallergenic.
- hypochloride — Misspelling of hypochlorite.
- hypochlorite — a salt or ester of hypochlorous acid.
- hypochlorous — of or derived from hypochlorous acid.
- hypochondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- hypocoristic — endearing, as a pet name, diminutive, or euphemism.
- hypocritical — of the nature of hypocrisy, or pretense of having virtues, beliefs, principles, etc., that one does not actually possess: The parent who has a “do what I say and not what I do” attitude can appear hypocritical to a child.
- hypothecator — to pledge to a creditor as security without delivering over; mortgage.
- hypotrochoid — a geometric curve or pattern formed by following a fixed point on the radial line of a small circle moving around the circumference of a larger circle
- hypsochromic — (physics) Of a change in the position of a spectral band, to a higher frequency.
- hypsographic — a branch of geography that deals with the measurement and mapping of the topography of the earth above sea level.
- hysteroscopy — (medicine) The examination of the uterus using a hysteroscope.
- ic prolog ii — (language, Prolog) Imperial College Prolog. A Prolog with multi-threading, TCP primitives for interprocess communication, mailboxes, and an interface to Parlog.