13-letter words containing t, r, o, i, s
- organisations — Plural form of organisation.
- organizations — The action of organizing something.
- organotropism — Physiology. the attraction of microorganisms or chemical substances to particular organs or tissues of the body.
- orgiastically — In an orgiastic fashion.
- 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.
- ornithischian — any herbivorous dinosaur of the order Ornithischia, having a pelvis resembling that of a bird. Compare saurischian.
- ornithologist — the branch of zoology that deals with birds.
- orthodontists — Plural form of orthodontist.
- 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.
- ostracisation — Alternative form of ostracization.
- ostracization — to exclude, by general consent, from society, friendship, conversation, privileges, etc.: His friends ostracized him after his father's arrest.
- 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
- pantisocratic — relating to pantisocracy
- 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.