Home › Words › A › aspermatogenesisaspermatogenesisaspermatogenesis means the failure to produce spermatozoa.EtymologyFrom a- + spermatogenesis.nounThe failure to produce spermatozoaDefinitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.aspermatogenic 83% match — That does not produce spermatozoa vs aspermatogenesis →aspermic 74% match — Unable to produce sperm. vs aspermatogenesis →aspermatic 69% match — That does not produce sperm vs aspermatogenesis →aspermy 69% match — The condition in which no seminal fluid is ejected from the urethra at orgasm vs aspermatogenesis →aspermatism 68% match — Synonym of aspermia. vs aspermatogenesis →aspermia 67% match — A form of infertility associated with a inability to produce semen. vs aspermatogenesis →dyszoospermia 64% match — The imperfect formation of spermatozoa vs aspermatogenesis →azoospermia 64% match — The absence of live spermatozooa in the semen. vs aspermatogenesis →