Meanings
plural trisodium phosphates
- Na₃PO₄ : An inorganic compound composed of three sodium atoms attached to a phosphate group, of a phosphorus atom and four oxygen atoms. An alkaline basic caustic granular white crystalline substance.
- countableuncountablechemistryA phosphate cleaning agent and degreaser, used for cleaning surfaces and laundry.
Synonyms: sodium phosphate, sodium phosphate tribasic, trisodium orthophosphate, TSP
- countableuncountablechemistryA phosphate food additive used as an acidity modifier.
Synonyms: sodium phosphate, sodium phosphate tribasic, trisodium orthophosphate
Synonyms & antonyms
nounA phosphate cleaning agent and degreaser, used for cleaning surfaces and laundry.
nounA phosphate food additive used as an acidity modifier.
More synonyms by meaning
nounthe tertiary phosphate of sodium used as a builder in soaps and detergents
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Cite this entry
trisodium phosphate. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/trisodium%20phosphate
“trisodium phosphate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trisodium%20phosphate. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “trisodium phosphate,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/trisodium%20phosphate.
Source: trisodium phosphate on Wiktionary, CC BY-SA 4.0.