13-letter words containing a, r, i, v
- observatories — Plural form of observatory.
- old favourite — If you refer to something as an old favourite, you mean that it has been in existence for a long time and everyone knows it or likes it.
- old man river — a name for the Mississippi River
- olduvai gorge — a gorge in Tanzania in which is located a site containing Australopithecine and human skeletal and cultural remains.
- open interval — (mathematics) A type of interval (range of numbers) that does not include either of its endpoints. For example, when mixing red and blue paint, the proportion of red lies in the interval 0% to 100% but can't be exactly 0% or 100% or it wouldn't be a mixture.
- operativeness — (uncountable) The state or quality of being operative.
- optical drive — optical disk drive
- ordinary wave — Radio. (of the two waves into which a radio wave is divided in the ionosphere under the influence of the earth's magnetic field) the wave with characteristics more nearly resembling those that the undivided wave would have exhibited in the absence of the magnetic field.
- originatively — in an originative manner
- ovariectomies — Plural form of ovariectomy.
- ovariectomize — (transitive) To remove the ovaries from.
- over-achiever — to perform, especially academically, above the potential indicated by tests of one's mental ability or aptitude.
- over-analytic — pertaining to or proceeding by analysis (opposed to synthetic).
- over-cautious — excessively or unnecessarily cautious: Sometimes it doesn't pay to be overcautious in business.
- over-detailed — having many details: a detailed problem.
- over-estimate — to estimate at too high a value, amount, rate, or the like: Don't overestimate the car's trade-in value.
- over-idealize — to make ideal; represent in an ideal form or character; exalt to an ideal perfection or excellence.
- over-planning — a scheme or method of acting, doing, proceeding, making, etc., developed in advance: battle plans.
- over-rational — agreeable to reason; reasonable; sensible: a rational plan for economic development.
- over-reactive — tending to react.
- over-reliance — confident or trustful dependence.
- over-standing — overreach (def 13).
- overachievers — Plural form of overachiever.
- overachieving — Present participle of overachieve.
- overambitious — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- overamplified — amplified too much, causing distortion or discomfort, etc
- overanalyzing — Present participle of overanalyze.
- overappraisal — An appraisal that overvalues something.
- overassertion — assertion of something to an excessive or unnecessary degree
- overassertive — excessively assertive, esp in an unpleasant way
- overattention — too much attention
- overattentive — characterized by or giving attention; observant: an attentive audience.
- overbalancing — Present participle of overbalance.
- overbearingly — domineering; dictatorial; haughtily or rudely arrogant.
- overbreathing — hyperventilation
- overdemanding — excessively demanding
- overdiagnosed — Simple past tense and past participle of overdiagnose.
- overdiagnosis — excessive diagnosis of a disease
- overdominance — excessive dominance
- overdramatise — Alternative spelling of overdramatize.
- overdramatize — to put into a form suitable for acting on a stage.
- overeducation — the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life.
- overemotional — pertaining to or involving emotion or the emotions.
- overemphasise — (British) alternative spelling of overemphasize.
- overemphasize — to emphasize excessively.
- overestimated — Simple past tense and past participle of overestimate.
- overestimates — Third-person singular simple present indicative form of overestimate.
- overexcitable — Excessively excitable.
- overexpansion — the act or process of expanding.
- overglamorize — to glamorize excessively