acceleratoryadj.
/əkˈsɛl(ə)rət(ə)ri/, /akˈsɛl(ə)rət(ə)ri/, U.S. /əkˈsɛl(ə)rəˌtɔri/, /ækˈsɛl(ə)rəˌtɔri/ = accelerative adj.† acceleratory muscle n. Anatomy Obsolete an accelerator muscle of the penis; cf. accelerator n. 2.
ΚΠ
1713 W. Cockburn Symptoms Gonorrhoea ii. 17 Some muscular Fibres proceed from the forepart of each Acceleratory Muscle, and end in the Foreskin.
1775 E. S. Wilmot tr. D. T. Bienville Nymphomania i. 21 These vesicules..dilate themselves by the motion of the acceleratory muscles [Fr. des muscles accélérateurs].
1849 Westm. & Foreign Q. Rev. July 520 But for some such acceleratory movement, a long time might yet elapse before the causes of revolution at present in existence might take effect.
1880 Med. Gaz. 27 Nov. 674/3 Certain other cardiac nerves, whose function is acceleratory, rather than depressing to the heart.
1919 Amer. Jrnl. Bot. 6 290 The endless series of ferments and their products are thus separated and enabled to carry out their independent acceleratory reactions.
1968 Brain 91 397 The ‘acceleratory’, ‘positional’ and ‘righting’ reflexes which govern the orientation of the head and eyes in relation to the body.
2007 Sunday Tribune (Ireland) (Nexis) 23 Sept. b1 He said the internet has as much as [sic] an acceleratory and focusing effect on financial discussions as it does on political discourse.
This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).
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adj.1713