'Echoless' definitions:

Definition of 'echoless'

From: WordNet
adjective
Having or producing no echo; "the echoless darkness"

Definition of 'Echoless'

From: GCIDE
  • Echoless \Ech"o*less\, a. Without echo or response. [1913 Webster]

Definition of 'echoless'

From: GCIDE
  • nonreflecting \nonreflecting\ nonreflective \nonreflective\adj.
  • 1. not capable of total reflection of light; not polished or shiny; as, It is complicated to create realistic shading effects on nonreflecting surfaces. [Narrower terms: {echoless ] reflective [WordNet 1.5]