[op-er-uh-tiv, op-ruh-tiv, op-uh-rey-tiv] /ˈɒp ər ə tɪv, ˈɒp rə tɪv, ˈɒp əˌreɪ tɪv/
a person engaged, employed, or skilled in some branch of work, especially productive or industrial work; worker.
a secret agent; spy.
, or exerting force, power, or influence.
having force; being in effect or :
laws operative in this city.
effective or efficacious.
engaged in, concerned with, or pertaining to work or productive activity.
significant; key: The operative word in that sentence is “sometimes.”.
Medicine/Medical. concerned with, involving, or pertaining to surgical .
in force, effect, or operation
exerting force or influence
producing a desired effect; significant: the operative word
of or relating to a surgical procedure
a worker, esp one with a special skill
(US) a private detective
“producing the intended effect,” early 15c., from Old French operatif (14c.) or directly from Late Latin operativus “creative, formative,” from operat-, past participle stem of operari (see operation). Weakened sense of “significant, important” is from 1955.
“worker, operator,” 1809, from operative (adj.); sense of “secret agent, spy” is first attested 1930, probably from its use by the Pinkerton Detective Agency as a title for their private detectives (1905).
operative op·er·a·tive (ŏp’ər-ə-tĭv, -ə-rā’tĭv, ŏp’rə-)
/ˈɒpərəˌtaɪz/ verb 1. (transitive) to turn (a play, novel, etc) into an opera
[op-uh-rey-ter] /ˈɒp əˌreɪ tər/ noun 1. a person who operates a machine, apparatus, or the like: a telegraph operator. 2. a person who operates a telephone switchboard, especially for a telephone company. 3. a person who manages a working or industrial establishment, enterprise, or system: the operators of a mine. 4. a person who trades […]
- Operator control language
language (OCL) The batch language for the IBM System/36, used specifically with the RPG II compiler. See also CL. (1994-11-18)
- Operator gene
operator gene n. A gene that interacts with a specific repressor to control the functioning of the adjacent structural genes.