phe·no·late I. \-ˌlāt, -_lə̇t, usu -d.+V\noun (-s) Etymology: International Scientific Vocabulary phenol + -ate, n. suffix : phenoxide II. \-ˌlāt, usu -ād.+V\transitive verb (-ed/-ing/-s) Etymology:phenol + -ate, vb. suffix : to treat, mix, or impregnate with phenol