9-letter words containing o, n, s, t
- not least — notably
- notarised — to certify (a document, contract, etc.) or cause to become certified through a notary public.
- notarizes — Third-person singular simple present indicative form of notarize.
- notations — Plural form of notation.
- notebooks — Plural form of notebook.
- notecards — An ambitious hypertext system developed at Xerox PARC, "designed to support the task of transforming a chaotic collection of unrelated thoughts into an integrated, orderly interpretation of ideas and their interconnections".
- notecases — Plural form of notecase.
- notedness — the quality of being noted
- nothosaur — An extinct semiaquatic carnivorous reptile of the Triassic period, having a slender body and long neck, related to the plesiosaurs.
- notionist — a person whose opinions are merely notions, not based in fact
- notorious — widely and unfavorably known: a notorious gambler. Synonyms: infamous, egregious, outrageous, arrant, flagrant, disreputable.
- noughties — The decade from 2000 to 2009.
- novelists — Plural form of novelist.
- novelties — Plural form of novelty.
- nut house — a mental hospital; insane asylum.
- nyctalops — a person affected by nyctalopia
- oblations — Plural form of oblation.
- obscenity — the character or quality of being obscene; indecency; lewdness.
- obscurant — a person who strives to prevent the increase and spread of knowledge.
- obsequent — (obsolete) Obedient; submissive; obsequious.
- observant — quick to notice or perceive; alert.
- obstinacy — the quality or state of being obstinate; stubbornness.
- obstinant — (proscribed) Obstinate.
- obstinate — firmly or stubbornly adhering to one's purpose, opinion, etc.; not yielding to argument, persuasion, or entreaty.
- obstruent — Medicine/Medical. (of a substance) producing an obstruction.
- obtesting — Present participle of obtest.
- obtrusion — the act of obtruding.
- occupants — Plural form of occupant.
- oceanites — Plural form of oceanite.
- odelsting — the parliament of Norway, elected by popular vote, which is divided into the upper house (Lagting) comprising one quarter of the members, and the lower house (Odelsting) comprising the rest.
- odonatist — a person who studies or is expert in insects that belong to the zoological group Odonata
- oestrogen — (British spelling) alternative spelling of estrogen.
- offprints — Plural form of offprint.
- oftenness — (rare) The quality of happening often; frequency.
- ointments — Plural form of ointment.
- ominosity — The state or quality of being ominous.
- omniscent — Misspelling of omniscient All-knowing.
- on stream — If something such as a new factory or a new system comes on stream or is brought on stream, it begins to operate or becomes available.
- on strike — to deal a blow or stroke to (a person or thing), as with the fist, a weapon, or a hammer; hit.
- on-limits — open or not prohibited to certain persons, as military personnel: an on-limits area.
- on-stream — in or into regular operation, especially as part of a system, assembly line, or the like: When the new printing press goes on-stream, we'll be able to print twice as many newspapers a day.
- onanistic — withdrawal of the penis in sexual intercourse so that ejaculation takes place outside the vagina; coitus interruptus.
- oncostman — a miner who is paid daily
- onerosity — burdensome, oppressive, or troublesome; causing hardship: onerous duties.
- only just — by slight margin
- onomastic — of or relating to proper names.
- onsetting — the action of attacking or assaulting
- onslaught — an onset, assault, or attack, especially a vigorous one.
- open-cast — open-cut.
- opisthion — (anatomy) The middle of the posterior, or dorsal, margin of the great foramen of the skull.