opera | (noun) a building where musical dramas are performed | Synonyms: opera house |
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(noun) a drama set to music; consists of singing with orchestral accompaniment and an orchestral overture and interludes | - |
operable | (adjective) capable of being treated by surgical operation | - |
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(adjective) usable for a specific purpose | Synonyms: practicable |
(adjective) fit or ready for use or service | Synonyms: functional, operational, usable, useable |
operagoer | (noun) a patron of the opera | - |
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operand | (noun) a quantity upon which a mathematical operation is performed | - |
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operant | (adjective) having influence or producing an effect | - |
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operate | (verb) perform surgery on | Synonyms: operate on |
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(verb) perform a movement in military or naval tactics in order to secure an advantage in attack or defense | Synonyms: maneuver, manoeuver, manoeuvre |
(verb) handle and cause to function | Synonyms: control |
(verb) keep engaged | Synonyms: engage, lock, mesh |
(verb) perform as expected when applied | Synonyms: function, go, run, work |
(verb) direct or control; projects, businesses, etc. | Synonyms: run |
operatic | (adjective) of or relating to or characteristic of opera | - |
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operating | (adjective) involved in a kind of operation | - |
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(adjective) being in effect or operation | Synonyms: in operation, operational |
operation | (noun) a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body | Synonyms: surgery, surgical operation, surgical procedure, surgical process |
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(noun) (mathematics) calculation by mathematical methods | Synonyms: mathematical operation, mathematical process |
(noun) activity by a military or naval force (as a maneuver or campaign) | Synonyms: military operation |
(noun) a planned activity involving many people performing various actions | - |
(noun) a process or series of acts especially of a practical or mechanical nature involved in a particular form of work | Synonyms: procedure |
(noun) a business especially one run on a large scale | - |
(noun) the activity of operating something (a machine or business etc.) | - |
(noun) (psychology) the performance of some composite cognitive activity; an operation that affects mental contents | Synonyms: cognitive operation, cognitive process, mental process, process |
(noun) (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction) | - |
(noun) process or manner of functioning or operating | Synonyms: functioning, performance |
(noun) the state of being in effect or being operative | - |
operational | (adjective) (military) of or intended for or involved in military operations | - |
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(adjective) pertaining to a process or series of actions for achieving a result | - |
(adjective) being in effect or operation | Synonyms: in operation, operating |
(adjective) fit or ready for use or service | Synonyms: functional, operable, usable, useable |
operationalism | (noun) (philosophy) the doctrine that the meaning of a proposition consists of the operations involved in proving or applying it | - |
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operationalist | (adjective) of or relating to or espousing operationalism | - |
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operationally | (adverb) in respect to operation | - |
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operations | (noun) financial transactions at a brokerage; having to do with the execution of trades and keeping customer records | Synonyms: trading operations |
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operative | (adjective) being in force or having or exerting force | - |
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(adjective) relating to or requiring or amenable to treatment by surgery especially as opposed to medicine | Synonyms: surgical |
(adjective) (of e.g. a machine) performing or capable of performing | Synonyms: functional, running, working |
(adjective) effective; producing a desired effect | - |
(noun) someone who can be employed as a detective to collect information and assist in criminal investigations | Synonyms: PI, private detective, private eye, private investigator, shamus, sherlock |
(noun) a person secretly employed in espionage for a government | Synonyms: intelligence agent, intelligence officer, secret agent |
operatively | (adverb) in a manner to produce an effect | - |
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operator | (noun) an agent that operates some apparatus or machine | Synonyms: manipulator |
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(noun) someone who owns or operates a business | - |
(noun) a shrewd or unscrupulous person who knows how to circumvent difficulties | Synonyms: hustler, wheeler dealer |
(noun) a speculator who trades aggressively on stock or commodity markets | - |
(noun) (mathematics) a symbol or function representing a mathematical operation | - |
operculate | (adjective) having an operculum | Synonyms: operculated |
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operculated | (adjective) having an operculum | Synonyms: operculate |
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operculum | (noun) a hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted | - |
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operetta | (noun) a short amusing opera | Synonyms: light opera |
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operon | (noun) a segment of DNA containing adjacent genes including structural genes and an operator gene and a regulatory gene | - |
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operose | (adjective) characterized by effort to the point of exhaustion; especially physical effort | Synonyms: arduous, backbreaking, grueling, gruelling, hard, heavy, laborious, punishing, toilsome |
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operoseness | (noun) the quality of requiring extended effort | Synonyms: laboriousness, toilsomeness |
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