Definition of meta-acid in English:

meta-acid

noun

Chemistry
rare
  • 1The least hydrated of a series of oxoacids formed from the same anhydride.

  • 2Now usually with meta italicized. The meta isomer of a disubstituted aromatic acid.

Origin

Mid 19th century; earliest use found in Thomas Graham (1805–1869), chemist. From meta- + acid.

Pronunciation

meta-acid

/ˈmɛtəˌasɪd/