decimid Share definition Flag A three dimensional 10 sided star, typical constructed out of a single piece of marble. Decimid From New Latin Desmidiāceae, family name, from Desmidium, type genus, from Greek desmos, bond, from dein, to bind. decimid by john q doe2 March 15, 2009 0 0 Get merch Get the decimid mug. Buy Now — $32.95 See more merch