'Complemental' definitions:

Definition of 'complemental'

From: WordNet
adjective
Acting as or providing a complement (something that completes the whole) [syn: complemental, complementary, completing]

Definition of 'Complemental'

From: GCIDE
  • Complemental \Com`ple*men"tal\, a.
  • 1. Supplying, or tending to supply, a deficiency; fully completing. "Complemental ceremony." --Prynne. [1913 Webster]
  • 2. Complimentary; courteous. [Obs.] --Shak. [1913 Webster]
  • Complemental air (Physiol.), the air (averaging 100 cubic inches) which can be drawn into the lungs in addition to the tidal air, by the deepest possible inspiration.
  • Complemental males (Zool.), peculiar small males living parasitically on the ordinary hermaphrodite individuals of certain barnacles. [1913 Webster]