diluent
2 synonyms for diluent, grouped by meaning and by how common each one is.
Noun — Something used to make a substance weaker by adding liquid to it.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
From Latin diluens, from diluere. See dilute.
Full origin of diluent →