12-letter words containing oper
- ballad opera — an opera consisting of popular tunes to which appropriate words have been set, interspersed with spoken dialogue
- cefoperazone — A cephalosporin antibiotic.
- co-operative — A co-operative is a business or organization run by the people who work for it, or owned by the people who use it. These people share its benefits and profits.
- cooper creek — an intermittent river in E central Australia, in the Channel Country: rises in central Queensland and flows generally southwest, reaching Lake Eyre only during wet-year floods; scene of the death of the explorers Burke and Wills in 1861; the surrounding basin provides cattle pastures after the floods subside. Total length: 1420 km (880 miles)
- cooperations — an act or instance of working or acting together for a common purpose or benefit; joint action.
- cooperatives — Plural form of cooperative.
- cybertrooper — (in Malaysia) An activist who uses cyberspace.
- disoperation — a relationship between two organisms in a community that is harmful to both
- dockwalloper — longshoreman
- endoperoxide — one of the substances formed in the biosynthesis of prostaglandins
- gas-operated — (of a firearm) using some of the exhaust gases to operate the action.
- improperness — Quality of being improper.
- in operation — functioning, active
- inoperculate — having no operculum.
- interoperate — (computing) To work reliably with another system.
- isoperimeter — a figure whose perimeter is equal to that of another.
- isoperimetry — the study of isoperimeters.
- misoperation — an act or instance, process, or manner of functioning or operating.
- non-operable — that can be treated by a surgical operation. Compare inoperable (def 2).
- nonoperating — Not operating.
- nonoperative — a person engaged, employed, or skilled in some branch of work, especially productive or industrial work; worker.
- number opera — an opera in which the arias, ensembles, recitatives, and other sections are clearly separated from one another.
- opera bouffe — a comic opera, especially of farcical character.
- opera singer — a professional singer of opera
- opera window — a narrow, fixed window on each side of the rear passenger compartment of an automobile.
- 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.
- operatorless — Without an operator (person who operates); fully automatic.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- party pooper — a person who hasn't the interest or vitality to participate actively in a social party and whose mood, attitude, or personality lessens others' enjoyment; killjoy.
- pot-walloper — (in some boroughs before the Reform Bill of 1832) a man who qualified as a householder, and therefore a voter, by virtue of ownership of his own fireplace at which to boil pots.
- preoperative — occurring or related to the period or preparations before a surgical operation.
- proper class — a class which cannot itself be a member of other classes
- proper psalm — a psalm used only on a particular day or feast
- proper value — characteristic root.
- property law — the branch of law dealing with issues relating to land and houses
- property man — a member of the stage crew in charge of the stage properties
- property tax — a tax levied on real or personal property.
- propertyless — that which a person owns; the possession or possessions of a particular owner: They lost all their property in the fire.
- snooperscope — a device that displays on a fluorescent screen reflected infrared radiation, enabling the user to see objects obscured by darkness.
- stormtrooper — Stormtroopers were members of a private Nazi army who were well-known for being violent.
- subopercular — of or relating to the suboperculum
- suboperculum — a bone in fishes behind the operculum or gill covering
- teleoperator — a robotic device controlled from a distance by a human operator: usually used to provide safety for the operator, as in working with radioactive materials
- trevor-roper — Hugh (Redwald) [red-wawld] /ˈrɛd wɔld/ (Show IPA), 1914–2003, British historian.
- unpropertied — owning property: the propertied class.
- whooper swan — a common, Old World swan, Cygnus cygnus, distinguished by a yellow patch at the base of its bill, noted for its whooping cry.
On this page, we collect all 12-letter words with OPER. It’s easy to find right word with a certain length. It is the easiest way to find 12-letter word that contains OPER to use in Scrabble or Crossword puzzles.