deviatoricadj.
/ˌdiːvɪəˈtɒrɪk/ Mechanics.
Of, associated with, or represented by a deviator (deviator n. Additions 3); not isotropic.
ΚΠ
1944 Q. Jrnl. Appl. Math. 2 114 Define..the deviatoric part of the stress tensor as sik = σik - σδik.
1951 Prager & Hodge Theory perfectly Plastic Solids i. 15 It is frequently convenient to decompose the stress tensor into a spherical part corresponding to the mean normal stress, and a deviatoric part.
1969 Nature 11 Jan. 165/2 It is necessary to suppose that the deviatoric stresses which are directly responsible for earthquakes must occur quite widely.
1984 Jrnl. Glaciol. 30 334 (heading) A glacier flow model incorporating longitudinal deviatoric stresses.
This entry has not yet been fully updated (first published 1993; most recently modified version published online June 2018).
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adj.1944