13-letter words containing r, a, i, s, e, o
- orchestra-pit — a group of performers on various musical instruments, including especially stringed instruments of the viol class, clarinets and flutes, cornets and trombones, drums, and cymbals, for playing music, as symphonies, operas, popular music, or other compositions.
- orchestralist — a person who writes or arranges orchestral music
- orchestrating — Present participle of orchestrate.
- orchestration — (uncountable) the arrangement of music for performance by an orchestra.
- ordinal scale — a scale on which data is shown simply in order of magnitude since there is no standard of measurement of differences: for instance, a squash ladder is an ordinal scale since one can say only that one person is better than another, but not by how much
- organ whistle — a steam or air whistle in which the jet is forced up against the thin edge of a pipe closed at the top.
- organoarsenic — (organic chemistry) Describing any organic compound containing a carbon to arsenic bond.
- organogenesis — Biology. the origin and development of an organ.
- originalities — Plural form of originality.
- ornamentalism — the desire or tendency to feature ornament in the design of buildings, interiors, furnishings, etc.
- ornamentalist — A person who ornaments.
- orsellic acid — an acid found in lichens
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- orthographies — Plural form of orthography.
- orthosilicate — a silicate mineral
- outlaw strike — wildcat strike.
- ovariectomies — Plural form of ovariectomy.
- over-cautious — excessively or unnecessarily cautious: Sometimes it doesn't pay to be overcautious in business.
- over-estimate — to estimate at too high a value, amount, rate, or the like: Don't overestimate the car's trade-in value.
- over-standing — overreach (def 13).
- overachievers — Plural form of overachiever.
- overambitious — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- overappraisal — An appraisal that overvalues something.
- overassertion — assertion of something to an excessive or unnecessary degree
- overassertive — excessively assertive, esp in an unpleasant way
- overdiagnosed — Simple past tense and past participle of overdiagnose.
- overdiagnosis — excessive diagnosis of a disease
- overdramatise — Alternative spelling of overdramatize.
- 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.
- overexpansion — the act or process of expanding.
- overhastiness — the condition of being overhasty
- overinsurance — (of goods or property) insurance in excess of actual value
- oversocialize — to make social; make fit for life in companionship with others.
- overstability — the state of being excessively stable
- overstimulate — to stimulate too much
- paedomorphism — the continuation of juvenile characteristics in the adult stage
- painted horse — paint (def 6).
- palaeocrystic — consisting of former glacial formation
- paleosiberian — a group of languages comprising those languages of Siberia that are not affiliated with Indo-European, Altaic, Uralic, or Eskimo-Aleut and including the Chukotian family and the unrelated language isolates Ket, Nivkh, and Yukaghir; Paleo-Asiatic.
- paper profits — an unrealized profit due to the appreciation of something owned but not yet sold.
- paradise lost — an epic poem (1667) by John Milton.
- paris commune — commune3 (def 8).
- passionflower — any chiefly American climbing vine or shrub of the genus Passiflora, having showy flowers and a pulpy berry or fruit that in some species is edible.
- past anterior — a pluperfect verb (in French)
- patripotestal — Anthropology. of or relating to the authority exercised by a father or a father's blood relatives.
- perimenopause — the period leading up to the menopause during which some of the symptoms associated with menopause may be experienced
- periodicalist — a writer of articles for periodicals