9-letter words starting with op
- opa-locka — a town in S Florida.
- opacifier — an agent added to render something opaque
- opacities — the state or quality of being opaque.
- opalesced — Simple past tense and past participle of opalesce.
- opalesces — Third-person singular simple present indicative form of opalesce.
- opalizing — Present participle of opalize.
- opelousas — a city in S Louisiana.
- open bite — deformity: jaws do not close
- open book — someone or something easily understood or interpreted; something very clear: The child's face is an open book.
- open call — an audition, especially for actors or dancers, open to anyone wishing to try out.
- open city — a city that, during a war, is officially declared demilitarized and open to occupation, and that will consequently not be defended, in order to spare it, under international law, from bombardment or other military attack.
- open door — the policy of admitting people of all nationalities or ethnic groups to a country upon equal terms, as for immigration.
- open fire — start shooting
- open game — a relatively simple game involving open ranks and files, permitting tactical play, and usually following symmetrical development
- open goal — a goal which is left open or undefended
- open look — (operating system) A graphical user interface and window manager from Sun and AT&T.
- open loop — a control system in which an input alters the output, but the output has no feedback loop and therefore no effect on the input.
- open mike — a session in a pub or club where members of the public are invited to perform comedy or to sing
- open mind — receptive attitude
- open plan — a floor plan without fully enclosed spaces for distinct rooms.
- open shop — a factory, office, or other business establishment in which a union, chosen by a majority of the employees, acts as representative of all the employees in making agreements with the employer, but in which union membership is not a condition of employment.
- open side — the side of the scrum on which the majority of the backs are ranged
- open-book — someone or something easily understood or interpreted; something very clear: The child's face is an open book.
- open-cast — open-cut.
- open-door — If a country or organization has an open-door policy towards people or goods, it allows them to come there freely, without any restrictions.
- open-eyed — having the eyes open.
- open-line — (of a radio or TV show) maintaining open telephone lines to permit listeners or viewers to phone a program with comments, questions, requests, etc.; call-in.
- open-plan — a floor plan without fully enclosed spaces for distinct rooms.
- opera hat — a man's tall, collapsible top hat, held open or in shape by springs and usually covered with a black, silky fabric. Also called gibus. Compare beaver1 (def 4), silk hat, top hat.
- operagoer — a person who attends opera performances.
- operantly — In an operant manner.
- operatics — Exaggerated or overly emotional behaviour; histrionics.
- operating — used or engaged in performing operations: an operating surgeon.
- operation — an act or instance, process, or manner of functioning or operating.
- operative — a person engaged, employed, or skilled in some branch of work, especially productive or industrial work; worker.
- operatize — to turn (a play, novel, etc) into an opera
- operators — Plural form of operator.
- operatory — a room or other area with special equipment and facilities, as for dental surgery, scientific experiments, or the like.
- opercular — Botany, Zoology. a part or organ serving as a lid or cover, as a covering flap on a seed vessel.
- operculum — Botany, Zoology. a part or organ serving as a lid or cover, as a covering flap on a seed vessel.
- operettas — Plural form of operetta.
- operosely — In an operose manner.
- operosity — the quality or characteristic of being operose
- ophiolite — an assemblage of mafic igneous rocks representing remnants of former oceanic crust.
- ophiology — the branch of herpetology dealing with snakes.
- ophiuchus — a large constellation lying on the celestial equator between Hercules and Scorpius and containing the dark nebula, Ophiuchus Nebula
- ophiuroid — any echinoderm of the subclass Ophiuroidea, including brittle stars, basket stars, and others, characterized by elongate arms radiating from the disk.
- opination — The state or process of opining. For example:.
- opinative — Conjectural; expressing an opinion rather than a fact.
- opiniated — Obsolete form of opinionated.
On this page, we collect all 9-letter words starting with OP. It’s easy to find right word with a certain length. It is the easiest way to find 9-letter word that beginning with OP to use in Scrabble or Crossword puzzles.