sigmoidoscopy

sigmoidoscopy [sig-moi-dos-kuh-pee] Word Origin noun, plural sig·moid·os·co·pies.

1. an examination by means of a sigmoidoscope.

Origin of sigmoidoscopy First recorded in 1895–1900; sigmoidoscope + -y3 Word Origin and History for sigmoidoscopy n.

1896, from sigmoid + -scopy, with connective -o-.