9-letter words containing o, p, e, r, a
- evaporate — Turn from liquid into vapor.
- evaporite — A natural salt or mineral deposit left after the evaporation of a body of water.
- exophoria — (ophthalmology) A form of heterophoria in which there is a tendency of the eyes to deviate outward.
- exosporal — of or relating to the exospores of algae or fungi
- exosporia — exospores
- exotropia — (medicine) A form of strabismus in which the eyes deviate outwards.
- expatriot — Misspelling of expatriate.
- expiatory — Of or pertaining to expiation.
- explorate — (obsolete) To explore.
- exprobate — (obsolete) To exprobrate.
- extrapose — to move a word or words to the end of, or outside, a clause or sentence without altering its sense
- extropian — Of, or relating to extropy.
- fadeproof — Resistant to fading.
- fire opal — a red Mexican opal, often with a color play.
- forcipate — having the shape of or resembling a forceps.
- foreparts — Plural form of forepart.
- forepeaks — Plural form of forepeak.
- foreplane — (nautical, aeronautics) A relatively flat surface located well forward of a vehicle's center of gravity used for stability and, when movable, used for steering and attitude control; common on submarines, also used on surface ships and aircraft.
- forespeak — to predict; foretell.
- fox grape — a vine, Vitis labrusca, chiefly of the northeastern U.S., from which numerous cultivated grape varieties have been developed.
- frontpage — Alternative spelling of front page.
- galeproof — Capable of resisting a gale.
- gallopers — Plural form of galloper.
- gas poker — a long tubular gas burner used to kindle a fire
- gaspergou — freshwater drum.
- gay power — the organized political influence exerted by homosexuals as a group, especially to ensure equal rights in employment, housing, etc.
- geocarpic — pertaining to geocarpy
- geography — the science dealing with the areal differentiation of the earth's surface, as shown in the character, arrangement, and interrelations over the world of such elements as climate, elevation, soil, vegetation, population, land use, industries, or states, and of the unit areas formed by the complex of these individual elements.
- glory-pea — either of two trailing plants, Clianthus formosus or C. puniceus, of Australia and New Zealand, having showy red flowers.
- godparent — a godfather or godmother.
- grab rope — a rope supported to afford a hold for a person walking up a gangplank, working aloft, etc.
- grapeshot — a cluster of small cast-iron balls formerly used as a charge for a cannon.
- groupable — Capable of being grouped together.
- groupmate — A member of the same group.
- groupware — software that allows users on a network to work together and communicate effectively: Our company uses groupware to share files, databases, calendars, and email.
- gyroplane — autogiro.
- hammerkop — A bird from southern Africa, Scopus umbretta, of the Scopidae family and related to the herons.
- harpooned — Simple past tense and past participle of harpoon.
- harpooner — a barbed, spearlike missile attached to a rope, and thrown by hand or shot from a gun, used for killing and capturing whales and large fish.
- heatproof — not affected or damaged by heat, especially when placed in an oven or over a direct flame: heatproof cookware.
- honeytrap — A stratagem in which irresistible bait is used to lure a victim.
- horseplay — rough or boisterous play or pranks.
- hourplate — the dial of a clock or watch
- hyperbola — the set of points in a plane whose distances to two fixed points in the plane have a constant difference; a curve consisting of two distinct and similar branches, formed by the intersection of a plane with a right circular cone when the plane makes a greater angle with the base than does the generator of the cone. Equation: x 2 /a 2 − y 2 /b 2 = ±1.
- hypernova — (astronomy) The gravitational collapse of a massive star to form a black hole.
- hyperopia — a condition of the eye in which parallel rays are focused behind the retina, distant objects being seen more distinctly than near ones; farsightedness (opposed to myopia).
- hyperoxia — (pathology) A condition caused by an excess of oxygen in tissues and organs.
- hypoderma — hypodermis.
- ice apron — a structure built in a river upstream from a bridge pier or the like for protection against drifting ice.
- ideograph — an ideogram.