micromotionn.
/ˈmʌɪkrə(ʊ)ˌməʊʃn/, U.S. /ˈmaɪkroʊˌmoʊʃ(ə)n/ Motion on a small scale; (originally spec.) small muscular movements, esp. as recorded cinematographically for ergonomic studies (usually attributive). Cf. memomotion n.
ΘΚΠ
society > occupation and work > study of work > [noun] > body movements recorded for studies
micromotion1913
1913 F. A. Talbot Pract. Cinematogr. xiv. 174 (heading) Micro-motion study: How increased workshop efficiency is obtainable with moving pictures.
1947 J. J. Gillespie Dynamic Motion & Time Study 3 Motion study..with its motion cameras, therbligs, micromotion clocks..has become a complex, unwieldy technique.
1961 Engineering 6 Oct. 449 Both memo~motion and micromotion filming have developed into very useful study aids.
1979 Gloss. Terms Work Study (B.S.I.) 6 Micromotion photography, a form of time lapse photography which records an activity by using a cine camera with shorter than normal intervals between frames. The resultant display shows a slowing down of the activity.
1989 Proc. National Acad. Sci. U.S.A. 86 5672/1 Such offset potentials introduce a large unwanted micromotion of the trapped ions.
1991 Proc. National Acad. Sci. U.S.A. 88 7896 (title) Micromotion of mammalian cells measured electrically.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
<
n.1913