I. ˌseləˈstēnə, ˌche- noun
( -s )
Etymology: Italian, feminine of celestino heavenly, from celeste, from Latin caelestis — more at celestial
: a 4-foot organ stop of flute quality
II. noun
( -s )
Etymology: probably irregular from Latin caelestis heavenly
: a largely experimental keyboard musical instrument producing sustained tones by means of a usually rosined-silk wheel that is made to rub against a tuned string or bar during the depression of each key