a member of an organization of clubs (Soroptimist International) for professional and executive businesswomen
Word origin
C20: from Latin soror sister + optimist
soroptimist in American English
(səˈrɑptəmɪst)
noun
a member of an international association of professional or executive businesswomen (Soroptimist Club), devoted primarily to welfare work
Word origin
[1920–25; ‹ L sor(or) sister + optimist]This word is first recorded in the period 1920–25. Other words that entered Englishat around the same time include: audio, fundamentalism, montage, ski jump, tie-in