Esperanto

Noun

klapo ‎(accusative singular klapon, plural klapoj, accusative plural klapojn)

1. a movable part used to open and close a hole in a wind instrument (like a saxophone)

See also

• valvo ‎(“valve”)

Ido

Etymology

From Esperanto klapo, French clapet, German Klappe, Russian кла́пан ‎(klápan).

Noun

klapo (plural klapi)

1. flap, leaf (of a folding table or door)

Derived terms

• klapala