13-letter words containing o, e, s, t, r, i
- oneiroscopist — a person who specialises in studying and interpreting dreams
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- operativeness — (uncountable) The state or quality of being operative.
- opportunities — Plural form of opportunity.
- orchestra pit — musicians' seating in front of stage
- 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.
- orchiectomies — Plural form of orchiectomy.
- 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.
- 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.
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- orthographies — Plural form of orthography.
- orthosilicate — a silicate mineral
- oscillometric — an instrument for measuring oscillations, especially those of the arterial pulse.
- osteofibrosis — loss of calcium from the bones, causing them to become fragile
- osteopetrosis — any of several hereditary diseases characterized by increased bone density.
- ostreiculture — the breeding of oysters
- otherworldish — characterized by otherworldliness
- outlaw strike — wildcat strike.
- outprocessing — to end a military tour of duty, accompanied by necessary paperwork: All enlisted soldiers out-process as a class.
- outside-right — a footballer who plays on the outside right wing of the field
- outstretching — Present participle of outstretch.
- 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-shipment — an act or instance of shipping freight or cargo.
- over-standing — overreach (def 13).
- over-trusting — reliance on the integrity, strength, ability, surety, etc., of a person or thing; confidence.
- overambitious — having ambition; eagerly desirous of achieving or obtaining success, power, wealth, a specific goal, etc.: ambitious students.
- overassertion — assertion of something to an excessive or unnecessary degree
- overassertive — excessively assertive, esp in an unpleasant way
- overdiversity — excessive diversity
- overdramatise — Alternative spelling of overdramatize.
- overestimated — Simple past tense and past participle of overestimate.
- overestimates — Third-person singular simple present indicative form of overestimate.
- overextension — to extend, reach, or expand beyond a proper, safe, or reasonable point: a company that overextended its credit to diversify.
- overhastiness — the condition of being overhasty
- overinsistent — excessively insistent
- overintensity — the state of being too intense
- oversecretion — (in a cell or gland) the act or process of separating, elaborating, and releasing a substance that fulfills some function within the organism or undergoes excretion.
- oversensitive — excessively or unduly sensitive.
- overstability — the state of being excessively stable
- overstimulate — to stimulate too much
- painted horse — paint (def 6).
- palaeocrystic — consisting of former glacial formation
- paper profits — an unrealized profit due to the appreciation of something owned but not yet sold.