Brass Instrument That Extends With a Slider
This page is the CodyCross answer for the clue below from Time for a check-up, Group 1710, Puzzle 4 (Joints and Ligaments).
Question is: Brass Instrument That Extends With a Slider
and the answer is: TROMBONE
Word Meaning:
TROMBONE — A musical instrument in the brass family, having a cylindrical bore, and usually a sliding tube (but sometimes piston valves, and rarely both). Most often refers to the tenor trombone, which is the most common type of trombone and has a fundamental tone of B♭ˌ (contra B♭).
Definitions from Wiktionary.