adj. [L. aperire, to open]
Pertaining to or on the same side as the aperture.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • apertural — See aperture. * * * …   Universalium

  • apertural — adj. of an opening, of a hole, of an orifice …   English contemporary dictionary

  • apertural — ap·er·tur·al …   English syllables

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