12-letter words containing p, a, t, i, o
- nonapostolic — Not apostolic.
- noncompliant — failure or refusal to comply, as with a law, regulation, or term of a contract.
- nonimportant — Not important.
- nonoperating — Not operating.
- nonoperative — a person engaged, employed, or skilled in some branch of work, especially productive or industrial work; worker.
- nonparasitic — Not parasitic.
- nonpolitical — of, relating to, or concerned with politics: political writers.
- nonpractical — Not practical.
- nonspiritual — Not spiritual.
- nontyphoidal — of, relating to, or resembling typhoid.
- normal pitch — relative point, position, or degree: a high pitch of excitement.
- occupational — of or relating to an occupation, trade, or calling: occupational guidance.
- octapeptides — Plural form of octapeptide.
- octastrophic — having or containing eight verses or strophes
- odontophobia — an unnatural dread or terror of teeth
- oesophagitis — Alternative spelling of esophagitis.
- office party — a party or informal social gathering for all the employees in a particular organization or department
- oil painting — the art or technique of painting with oil colors.
- oil platform — An oil platform is a structure that is used when getting oil from the ground under the sea.
- on probation — under the supervision of a probation officer
- onomatapoeia — Misspelling of onomatopoeia.
- onomatopoeia — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- onomatopoeic — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- open trailer — any dog that barks or bays on the trail of its quarry.
- operatically — of or relating to opera: operatic music.
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- ophiolatrous — of, relating to, or practising snake-worshipping
- ophthalmitis — ophthalmia.
- opinionately — in a conceited or vain manner
- opinionating — Present participle of opinionate.
- opinionative — of, relating to, or of the nature of opinion.
- opinionators — Plural form of opinionator.
- opisthograph — a manuscript, parchment, or book having writing on both sides of the leaves.
- opium addict — someone who is addicted to the dried juice extracted from the unripe seed capsules of the opium poppy
- opposability — capable of being placed opposite to something else: the opposable thumb of primates.
- oppositional — the action of opposing, resisting, or combating.
- opsonisation — Alternative form of opsonization.
- opsonization — to increase the susceptibility of (bacteria) to ingestion by phagocytes.
- optic chiasm — a site at the base of the forebrain where the inner half of the fibers of the left and right optic nerves cross to the opposite side of the brain.
- optical diff — vdiff
- optical disc — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- optical disk — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- optical grep — vgrep
- optical path — the path of light through a medium, having a magnitude equal to the geometric distance through the system times the index of refraction of the medium.
- optimisation — Alternative spelling of optimization.
- optimistical — disposed to take a favorable view of events or conditions and to expect the most favorable outcome.
- optimization — The design and operation of a system or process to make it as good as possible in some defined sense.
- optoacoustic — relating to the relationship between light and sound
- optoisolator — A device that transmits a signal optically between two isolated electronic circuits.