ethylenediaminetetraacetic acid [eth-uh-leen-dahy-uh-meen-te-truh-uh-see-tik, -set-ik, -min-; eth-uh-leen-dahy-uh-meen-te-truh-uh-see-tik, -set-ik, -min-] Word Origin noun Chemistry, Pharmacology.
- EDTA.
Origin of ethylenediaminetetraacetic acid First recorded in 1940–45; ethylene + diamine + tetra- + acetic acid ethylenediaminetetraacetic acid in Medicine ethylenediaminetetraacetic acid [ĕth′ə-lēn-dī′ə-mēn-tĕt′rə-ə-sē′tĭk] n.
- EDTA.