English dictionary



Hint: Wildcards can be used multiple times in a query.

English noun: orthophosphorous acid

1. orthophosphorous acid (substance) a clear or yellow monobasic acid (H3PO2)


Synonymshypophosphorous acid, phosphorous acid


Broader (hypernym)oxyacid, oxygen acid









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk