Definitions

from The Century Dictionary.

  • noun One of the ciliated infundibular orifices of a primitive kidney. See pronephron.
  • noun Same as nephrostoma.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Zoöl. & Anat.) The funnel-shaped opening of a nephridium into the body cavity.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The funnel-shaped opening of a nephridium into the body cavity.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

nephro- + -stome

Examples

  • A number of tubuli, at first metamerically arranged, now appear, each opening, on the one hand, into the coelom by a ciliated mouth, the nephrostome (n.s.), and on the other into the segmental duct.

    Text Book of Biology, Part 1: Vertebrata

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