protogenic adjective1.
[prǝʊtǝ'dʒɛnɪk] M19.[from PROTO- + -GENIC: cf. Greek prōtogenēs first-born, primeval.]Formed first or earliest, original, primary, primeval.
[TahlilGaran] English Dictionary ▲
protogenic adjective2.
[prǝʊtǝ'dʒɛnɪk] M20.[from PROTON + -GENIC.]Chemistry. Of a substance, molecular species, etc.: able to provide a hydrogen atom for protonation; protic, proton-donating. Opp.
PROTOPHILIC.
[TahlilGaran] English Dictionary ▲