Tra từ Rochelle powder - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

Rochelle powder

noun

an effervescing salt containing sodium bicarbonate and Rochelle salt and tartaric acid;
used as a cathartic
• Syn:
Seidlitz powder, Seidlitz powders
• Hypernyms:
purgative, cathartic, physic, aperient