steth·o·scope (stěth'ə-skōp') n. Any of various instruments used for listening to sounds produced within the body.
[French stéthoscope : Greek stēthos, chest + French -scope, an instrument for viewing (from Latin -scopium; see -scope).] steth'o·scop'ic (-skŏp'ĭk), steth'o·scop'i·cal (-ĭ-kəl) adj., steth'o·scop'i·cal·ly adv., ste·thos'co·py (stě-thŏs'kə-pē) n.