from The Century Dictionary.
- noun Same as
- noun One of the ciliated infundibular orifices of a primitive kidney. See
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 openingof a nephridiuminto the body cavity.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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.