Medical Dictionary
oriental cockroach
noun ori·en·tal cockroach \ˌōr-ē-ˈent-əl-, ˌȯr-\
Medical Definition of ORIENTAL COCKROACH
: a dark or blackish brown medium-sized cockroach (Blatta orientalis) probably originating in Asia but now nearly cosmopolitan in warm and temperate areas especially about dwellings—called also oriental roach
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