noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of a class of compounds of general formula R₁R₂C(OH)OR' (where R' is not H and R₁ or R₂ is often hydrogen).
2. 2
   an organic compound usually formed as an intermediate product in the preparation of acetals from aldehydes or ketones wordnet

Etymology

From hemi- + acetal.

Related phrases

general formula

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.