rotatableadj.
/rə(ʊ)ˈteɪtəbl/, U.S. /ˈroʊˌteɪdəb(ə)l/, /roʊˈteɪdəb(ə)l/ Capable of being rotated, or of rotatory movement.
ΘΚΠ
the world > movement > motion in specific manner > revolution or rotation > [adjective] > able to revolve or rotate
volible1382
voluble1589
revolvable?1812
rotatable1851
1851 Phytologist 4 233 He had used as a polarizer a rotatable large Nichol's prism.
1867 Sci. Amer. Nov. 293/1 I claim the rotatable loops..serving the double purpose of handles and catches.
1875 E. H. Knight Amer. Mech. Dict. III. 1926/1 Sims's uterine repositor consists of a short metallic sounder, rotatable on a long shaft.
1889 Sci. Amer. 60 306/3 The rotatable blade is designed to do the general work of the pressman in making forms ready.
1935 Jrnl. Royal Aeronaut. Soc. 39 988 In the case of rotatable gun turrets for aircraft, it is proposed to provide a removable top so as to allow the gunner to escape in case of emergency.
1967 Gloss. Terms Materials Handling (B.S.I.) iii. 10 Multi-way valve, a rotatable chamber having a central inlet, and one outlet which can be positioned in line with any one of several radially spaced conveying lines.
1995 Philos. Trans. (Royal Soc.) B. 347 400/1 Another hole allowed the insertion of a rotatable mount, supporting a small ball of paper which could be placed (or removed from) under the fly.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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adj.1851