noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   A drain at the foot of the embankment of a canal or watercourse, for carrying off the water that may soak through.
2. 2
   An inserted device or other means by which excess fluid is drained off from a part of the body in which it accumulates.

Verb

1. 1
   To drain off excess fluid from a part of the body in which it accumulates.

Etymology

From counter- + drain.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.