smegma，英语单词，主要用作名词，作名词时译为“阴蒂垢；阴茎垢”。
单词用法柯林斯英汉双解大词典smegma/_sm_ɡm_/1.Nawhitishsebaceoussecretionthataccumulatesbeneaththeprepuce包皮垢。
smegma(n.)sebaceoussecretion,1819,fromLatin,fromGreeksmegma"adetergent,soap,unguent,"fromsmekhein"towipeoff,wipeclean,cleanse,"fromPIEroot*sme-"tosmear"(cognates:Czechsmetana"cream,"andseesmear(v.)).
Socalledfromresemblance;amedicalcoinage,thewordseemsnottohavebeenusedinitsliteralGreeksenseinEnglishbeforethis.Related:Smegmatic.一站式出国留学攻略 ing.com