operose
pronunciation
How to pronounce operose in British English: UK ['ɒpəˌrəʊs]
How to pronounce operose in American English: US ['ɒpəˌroʊs]
Word Origin
- operose (adj.)
- "involving much labor," 1670s, from Latin operosus "taking great pains, laborious, active, industrious," from opus (genitive operis) "work" (see opus). Related: Operosity.