11-letter words containing u, r, o, c
- hederaceous — (rare) Of, pertaining to, or resembling ivy.
- hercogamous — (of flowers) incapable of self-fertilization
- high colour — (hardware) A colour depth of 16 (or 15) bits per pixel. Compare true colour.
- hircocervus — (in classical and medieval fable) a mythical creature that is half goat and half stag
- homonuclear — a homonuclear molecule is composed of atoms of the same element or isotope and all of its nuclei are alike
- honeysucker — a bird that feeds on the nectar of flowers.
- horn clause — (logic) A set of atomic literals with at most one positive literal. Usually written L <- L1, ..., Ln or <- L1, ..., Ln where n>=0, "<-" means "is implied by" and comma stands for conjuction ("AND"). If L is false the clause is regarded as a goal. Horn clauses can express a subset of statements of first order logic. The name "Horn Clause" comes from the logician Alfred Horn, who first pointed out the significance of such clauses in 1951, in the article "On sentences which are true of direct unions of algebras", Journal of Symbolic Logic, 16, 14-21. A definite clause is a Horn clause that has exactly one positive literal.
- hour circle — a great circle on the celestial sphere passing through the celestial poles and containing a point on the celestial sphere, as a star or the vernal equinox.
- house-craft — skill in domestic management
- humouristic — Alternative spelling of humoristic.
- hypercolour — a dye that causes a fabric to change colour with a change of temperature
- ice-scoured — noting an area having surface features resulting from scouring by an advancing ice sheet during glaciation.
- ichthyosaur — any fishlike marine reptile of the extinct order Ichthyosauria, ranging from 4 to 40 feet (1.2 to 12 meters) in length and having a round, tapering body, a large head, four paddlelike flippers, and a vertical caudal fin.
- icosandrous — belonging to the Icosandria, a class of plants
- icteritious — jaundiced; yellow
- importunacy — the quality or condition of being importunate; importunateness.
- incongruent — not congruent.
- incongruity — the quality or condition of being incongruous.
- incongruous — out of keeping or place; inappropriate; unbecoming: an incongruous effect; incongruous behavior.
- incorrupted — not corrupted
- incorruptly — Without corruption.
- incouraging — Present participle of incourage.
- incredulous — not credulous; disinclined or indisposed to believe; skeptical.
- inculcatory — inculcating by nature, characterized by a tendency to inculcate
- inculpatory — to charge with fault; blame; accuse.
- incuriosity — The quality or state of lacking curiosity.
- incuriously — In an incurious manner.
- incurvation — curved, especially inward.
- infructuose — Not yielding fruit.
- infructuous — (Pakistan and India only; of a project etc) not fruitful.
- inoculatory — relating to inoculation
- instruction — machine instruction
- instructors — Plural form of instructor.
- insurrectos — Plural form of insurrecto.
- intercounty — conducted between or involving two or more counties
- intercouple — two of the same sort considered together; pair.
- intercourse — dealings or communication between individuals, groups, countries, etc.
- intercupola — the space between an inner and an outer dome.
- internuncio — a papal ambassador ranking next below a nuncio.
- interocular — being, or situated, between the eyes.
- intraocular — located or occurring within or administered through the eye.
- introducers — Plural form of introducer.
- introducing — to present (a person) to another so as to make acquainted.
- introductor — (obsolete) One who introduces.
- involucrate — having an involucre.
- irreduction — the state or condition of not being reduced
- isoceraunic — representing, having, or indicating equality in the frequency or intensity of thunderstorms: isoceraunic line; isoceraunic map.
- isochronous — isochronal.
- isokeraunic — isoceraunic.
- jack around — to spend time in useless activity