a1657 W. Bradford Hist. Plymouth Plantation in (1856) 4th Ser. III. 216 They should only lay out settable or tillable land.
1967 6 Mar. 6/2 The synthesized center-frequency marker and side markers are accurate, stable, and precisely settable.
1981 22 May 573/2 So much of modern poetry has no sense of rhythm or rhyme, and therefore is neither memorable nor settable to music.