Meaning of phonesthemic

pho•nes•the•mic

Pronunciation: (fō"nus-thē'mik), [key]
— adj. Ling.
  1. (of a speech sound) shared by a set of echoic or symbolic words, as the sn- of sneer, snarl, snatch, snide, snitch, snoop, etc.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.