aspirate
noun /ˈæspərət/
/ˈæspərət/
(phonetics)- a consonant pronounced with a breath that can be heard, for example the /h/ sound in house in English
- The word ‘hour’ is pronounced without an initial aspirate.
Word Originmid 16th cent. (as an adjective): from Latin aspiratus ‘breathed’, past participle of aspirare, from ad- ‘to’ + spirare ‘breathe’.