English

achlorhydria

From a- + chlorhydria.

Proto-Indo-European *uds- ‘up, out’

Proto-Germanic *uz- ‘out-’

Proto-West Germanic *uʀ- ‘up, out, over’

English a-

Today it means

noun The absence of hydrochloric acid in the stomach

Language periods are conventional ranges, not dates for this word.

Etymograph / achlorhydria