epigynum

[ ih-pij-uh-nuhm ]

noun

, Zoology.

1. the chitinous plate in arachnids that covers the opening to the female genital tract.

Word History and Origins

Origin of epigynum¹

1890–95; < New Latin, equivalent to epi- epi- + -gynum < Greek -gynon, neuter of -gynos; -gynous

Example Sentences

The epigynum of this form was extremely undeveloped, having only a small epigastric furrow with depressions at either end.

From Project Gutenberg

The book-lungs openings are found on the ventral surface of the first abdominal segment, as is also the epigynum.

From Project Gutenberg

The epigynum consists of a long epigastric furrow with a large lip-like opening near its median line.

From Project Gutenberg

Its size and markings are the same, and the epigynum is like that of longipes.

From Project Gutenberg

The openings of the epigynum (fig. 273) are about their diameter apart.

From Project Gutenberg