The word "tachetic" is spelled with the letter combination "ch" which represents the sound /k/ in this word. The IPA phonetic transcription for "tachetic" is /təˈkɛtɪk/. The first syllable is pronounced with a schwa sound /ə/ followed by a hard /k/ sound. The second syllable starts with a short "e" sound /ɛ/ and ends with a "tic" sound /tɪk/ which represents an adjective suffix. "Tachetic" means relating to or characterized by speed or quickness, especially in reflexes or movements.
Marked by bluish or brownish spots.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.