Superphosphate
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A fertilizer produced by the action of concentrated sulfuric acid on powdered phosphate rock. countable, uncountable
- 2 A phosphate containing the greatest amount of phosphoric acid that can combine with the base. countable, uncountable
Etymology
From super- + phosphate.
Related phrases
More for "superphosphate"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.