单词 | mamelon |
释义 | mamelon/ˈmamɪlən![]() noun Biology A small rounded structure, e.g. the central knob of a tubercle on a sea urchin.Associated with mamelons are canals called astrorhizae....
OriginMid 19th century: from French, 'nipple', from mamelle 'breast', from Latin mamilla 'little breast'. |
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