(chemistry) Any salt or ester containing three phosphate groups. / (chemistry) Any salt or ester of triphosphoric acid.

plural of triphosphate

(biochemistry) a nucleotide that is used as a source of energy in cellular reactions, in the synthesis of nucleic acids, and as a neurotransmitter recognised by purinergic receptors

(biochemistry) A nucleoside triphosphate used in cells for DNA synthesis