disdiaclastn.
/dɪsˈdʌɪəklast/ ‘A term applied by Brücke to dark particles forming, by their apposition on the same plane, the doubly-refracting disc, band, or layer of striated muscular tissue’ ( New Sydenham Soc. Lexicon).
ΚΠ
1867 J. Marshall Outl. Physiol. I. 51 The dark portions have been described as crystalline, and as being composed of minute doubly-refracting particles, named disdiaclasts.
1876 Quain's Elements Anat. (ed. 8) II. 114 The doubly refracting parts of a muscular fibre have been conceived by Brücke to be made up of an aggregation of minute doubly refracting particles, termed by him disdiaclasts.
1877 I. Rosenthal Gen. Physiol. Muscles & Nerves 102 At these points the disdiaclasts are probably arranged regularly and in large groups.
This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2018).
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n.1867