noun ob·tu·ra·tor \ˈäb-tyə-ˌrā-tər, -tə-\

Definition of OBTURATOR

:  one (as a prosthetic device) that closes or blocks up an opening (as a fissure in the palate)


New Latin, from Latin obturare
First Known Use: circa 1741

Rhymes with OBTURATOR

abdicator, abnegator, activator, actuator, adulator, advocator, agitator, alligator, allocator, animator, annotator, applicator, arbitrator, aspirator, aviator, brachiator, buccinator, calculator, calibrator, captivator, carburetor, castigator, circulator, commentator, commutator, compensator, compurgator, concentrator, confiscator, congregator, consecrator, consummator, contemplator, corporator, correlator, cultivator, decorator, defalcator, delegator, demonstrator, denigrator, depredator, desecrater, designator, detonator, deviator, dissipater, dominator, dura mater, educator, elevator, emulator, escalator, estimator, excavator, explicator, expurgator, extirpator, fabricator, fascinator, figure skater, flocculator, formulator, fornicator, fractionator, fumigator, generator, gladiator, hesitater, hibernator, imitator, immolator, impregnator, incubator, indicator, infiltrator, in-line skater, innovator, inhalator, inspirator, instigator, insulator, integrator, lacrimator, liberator, liquidator, literator, lubricator, macerator, masticator, mediator, mitigator, moderator, modulator, motivator, mutilator, navigator, nomenclator, nominator, numerator, operator, orchestrator, oscillator, peculator, percolator, perforator, perpetrator, pia mater, pollinator, postulator, procreator, procurator, promulgator, propagator, punctuator, radiator, re-creator, remonstrator, renovator, resonator, respirator, revelator, roller skater, rubricator, rusticator, salivator, second-rater, selling-plater, separator, simulator, stimulator, subjugator, Sunset Crater, syncopator, syndicator, tabulator, terminator, vaccinator, vacillator, valuator, venerator, ventilator, vindicator, violator, vitiator
Medical Dictionary


noun ob·tu·ra·tor \ˈäb-t(y)ə-ˌrāt-ər\

Medical Definition of OBTURATOR

a :  either of two muscles arising from the obturator membrane and adjacent bony surfaces: (1) :  obturator externus (2) :  obturator internus b :  obturator nerve
a :  a prosthetic device that closes or blocks up an opening (as a fissure in the palate) b :  a device that blocks the opening of an instrument (as a sigmoidoscope) that is being introduced into the body


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