What is the meaning of Alveus?

The bed or channel of a river, especially when the river flowing in its natural or ordinary course; the trough of the sea.

A thin layer of medullary nerve fibers on the ventricular surface of the hippocampus.

hollow, cavity

:

1. hollow, deep vessel, basket, trough, tray; deep cavity, excavation
   1. trough for feeding pigs
   2. dish for food
2. hold, hull
   1. small ship, boat, skiff
3. hollowed gaming board
4. beehive

   hollow, deep vessel, basket, trough, tray; deep cavity, excavation

   1. trough for feeding pigs
   2. dish for food

   trough for feeding pigs

   dish for food

   hold, hull

   1. small ship, boat, skiff

   small ship, boat, skiff

   hollowed gaming board

   beehive

   bathtub

   riverbed, river channel; canal

   Source: wiktionary.org