9-letter words containing o, r, a, i
- organists — Plural form of organist.
- organized — affiliated in an organization, especially a union: organized dockworkers.
- organizer — a person who organizes, especially one who forms and organizes a group.
- organizes — Third-person singular simple present indicative form of organize.
- organotin — of, concerned with, or being an organic compound with one or more tin atoms in its molecules: used as a pesticide, hitherto considered to decompose safely, now found to be toxic in the food chain
- organzine — silk that has been additionally twisted in opposite directions, used warpwise in weaving silk fabrics.
- orgasming — the physical and emotional sensation experienced at the peak of sexual excitation, usually resulting from stimulation of the sexual organ and usually accompanied in the male by ejaculation.
- orgiastic — of, relating to, or having the nature of an orgy.
- orichalch — Alternative form of orichalcum.
- orientals — Plural form of oriental.
- orientate — (UK, intransitive) To face (a given direction).
- orificial — (medicine) Of or relating to the orifices of the body.
- oriflamme — the red banner of St. Denis, near Paris, carried before the early kings of France as a military ensign.
- origamist — A person who does origami.
- originals — Plural form of original.
- originary — (rare) Of, pertaining to or causing the origin of something.
- originate — to take its origin or rise; begin; start; arise: The practice originated during the Middle Ages.
- orleanais — a former province in N France. Capital: Orléans.
- orleanist — a supporter of the Orléans branch of the former French royal family and of its claim to the throne of France through descent from the younger brother of Louis XIV.
- orphaning — Present participle of orphan.
- orpharion — (music) A musical instrument of the Renaissance, part of the cittern family, whose metal strings are tuned like a lute's and plucked with the fingers.
- ortanique — A citrus fruit that is a cross between an orange and a tangerine, developed in Jamaica in the 1920s.
- orthoaxis — the axis in a crystal
- orwellian — of, pertaining to, characteristic of, or resembling the literary work of George Orwell or the totalitarian future described in his antiutopian novel 1984 (1949).
- osmeteria — glands in some caterpillars that secrete foul-smelling substances to deter predators
- ossifraga — a large fulmar
- ossifrage — the lammergeier.
- ossuaries — Plural form of ossuary.
- ossuarium — ossuary.
- ostiaries — Plural form of ostiary.
- ostracise — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.
- ostracism — exclusion, by general consent, from social acceptance, privileges, friendship, etc.
- ostracize — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.
- ostrasize — Misspelling of ostracize.
- oulujarvi — a lake in central Finland, draining through the Oulu River to the Gulf of Bothnia.
- outlinear — relating to an outline
- outparish — a parish located outside the boundaries of or at a distance from a town or city; an outlying parish.
- outraging — Present participle of outrage.
- outraised — Simple past tense and past participle of outraise.
- outstrain — to strain or stretch too much
- ovaliform — Shaped like an egg; having a figure such that any section in the direction of the shorter diameter will be circular, and any in the direction of the longer diameter will be oval.
- overawing — Present participle of overawe.
- overclaim — to demand by or as by virtue of a right; demand as a right or as due: to claim an estate by inheritance.
- overgrain — to apply a grainy texture to
- overhaile — to draw (a covering) over
- overpaint — to cover over with paint
- overplaid — a plaid pattern superimposed on another plaid
- overstain — to stain too much
- overtrain — to train excessively
- oviparity — producing eggs that mature and hatch after being expelled from the body, as birds, most reptiles and fishes, and the monotremes.