trophaladj.
/ˈtrəʊfl/, U.S. /ˈtroʊf(ə)l/ Zoology. rare.
Of or relating to the mouthparts (trophi) of certain invertebrates. Cf. trophus n.
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the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [adjective] > of head > relating to or forming trophi
trophal1843
1843 R. Owen Lect. Compar. Anat. Invertebr. Animals xviii. 232 In such a condition, but without the cephalic and trophal development, the entozoiform larva of the flesh-fly is born or excluded from the parent.
1902 D. Sharp in Encycl. Brit. XXIX. 500/1 The appendages of the posterior three, or trophal, segments become the parts of the mouth.
1998 Hydrobiologia 387–388 117/1 The potential for trophal ultrastructure to be of use as a tool for reconstructing rotifer phylogeny was demonstrated by Markevich.
2010 R. L. Wallace & T. W. Snell in J. H. Thorp & A. P. Covich Ecol. & Classif. Invertebr. (ed. 3) viii. 198/1 These workers visualized the mastax and trophal parts noting that they were formed within a mold of actin filaments.
This entry has been updated (OED Third Edition, March 2014; most recently modified version published online June 2022).
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adj.1843