Expandable Language is an album by American jazz saxophonist Oliver Lake recorded in 1984 for the Italian Black Saint label.

[1] The Allmusic review by Scott Yanow awarded the album 4½ stars stating "This free bop session (which is often quite free but often has a strong pulse) is one of altoist Oliver Lake's more rewarding sessions".

[2] All compositions by Oliver Lake Recorded at Vanguard Studios in New York City on September 17 & 20, 1984