• synonyms


[ih-fip-ee-uh m]
noun, plural e·phip·pi·a [ih-fip-ee-uh] /ɪˈfɪp i ə/. Zoology.
  1. a thick shell, consisting of two chitinous plates, that encloses and protects the winter eggs of a cladoceran.
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Origin of ephippium

1835–45; < New Latin < Greek ephíppion, noun use of neuter of ephíppios for putting on a horse, equivalent to ep- ep- + hípp(os) horse + -ios adj. suffix
Related formse·phip·pi·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for ephippium

Historical Examples

  • Indeed its relationship to the Siamese species is much closer than to the R. ephippium of Borneo.

    Mammals Collected by Dr. W. L. Abbott on the Natuna Islands

    Gerrit Miller

  • It is in no way closely related to the large Bornean R. ephippium.