12-letter words containing t, r, u, o
- oamaru stone — a kind of limestone, of building quality, found at Oamaru on South Island, New Zealand
- obdurateness — The characteristic of being obdurate; stubbornness.
- objet trouve — found object.
- obreptitious — having the characteristics of acquiring something by deceitful means
- obscurantism — opposition to the increase and spread of knowledge.
- obscurantist — opposition to the increase and spread of knowledge.
- obscurations — Plural form of obscuration.
- obstreperous — resisting control or restraint in a difficult manner; unruly.
- obstructions — Plural form of obstruction.
- oil industry — petroleum-processing business
- olericulture — the cultivation of vegetables for the home or market.
- on the outer — excluded or neglected
- on your feet — position: standing
- open circuit — a discontinuous circuit through which no current can flow.
- open cluster — a comparatively young, irregularly shaped group of stars, often numbering up to several hundred, and held together by mutual gravitation; usually found along the central plane of the Milky Way and other galaxies.
- open texture — the failure of natural languages to determine future usage, particularly the ability of predicates to permit the construction of borderline cases
- ophiolatrous — of, relating to, or practising snake-worshipping
- opportunists — Plural form of opportunist.
- orbicularity — The quality of being orbicular.
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- oriental rug — a rug or carpet woven usually in Asia and characterized by hand-knotted pile.
- ornithogalum — any plant of the genus Ornithogalum
- ortho-cousin — parallel cousin.
- orthocousins — the children of two brothers or two sisters
- orthodonture — orthodontia (def 2).
- orthopterous — belonging or pertaining to the Orthoptera, an order of insects, including the cockroaches, mantids, walking sticks, crickets, grasshoppers, and katydids, characterized by leathery forewings, membranous hind wings, and chewing mouthparts.
- orthotropous — Botany. (of an ovule) straight and symmetrical, with the chalaza at the evident base and the micropyle at the opposite extremity.
- out of court — If a legal matter is decided or settled out of court, it is decided without legal action being taken in a court of law.
- out of doors — outside, outdoors
- out of favor — something done or granted out of goodwill, rather than from justice or for remuneration; a kind act: to ask a favor.
- out of hours — Something that happens out of hours happens at a time that is not during the usual hours of business or work.
- out of humor — a comic, absurd, or incongruous quality causing amusement: the humor of a situation.
- out of order — an authoritative direction or instruction; command; mandate.
- out of print — of, for, or comprising newspapers and magazines: print media.
- out of reach — beyond arm's length
- out of round — not having perfect roundness
- out of sorts — a particular kind, species, variety, class, or group, distinguished by a common character or nature: to develop a new sort of painting; nice people, of course, but not really our sort.
- out-marriage — a marriage to someone outside one's ethnic group
- out-of-court — conducted or agreed upon between contending parties without court decision: an out-of-court settlement of a lawsuit.
- out-of-doors — Also, out-of-door. outdoor.
- out-of-print — being no longer published; no longer printed or reprinted: a bookstore specializing in out-of-print books.
- out-of-round — not perfectly round.
- out-quarters — the outlying area of a building or district
- outcroppings — Plural form of outcropping.
- outer london — the group of London Boroughs that form a ring around the city of London in the UK
- outer office — the reception area of an office, outside of the main working area
- outer planet — any of the four planets with orbits outside the orbit of Mars, namely, the planets Jupiter, Saturn, Uranus, and Neptune.
- outgeneraled — Simple past tense and past participle of outgeneral.
- outlet store — a shop in which a manufacturer sells its own branded goods, often at discounted prices
- outmaneuvers — Third-person singular simple present indicative form of outmaneuver.