Tridrant Share definition Flag Tridrant is a word I just made up. It means the same thing as quadrant but with the number three. I couldn't find any synonyms online for the word third or quadrant, so I made up the word tridrant. Three parts to something. Tridrant by Depressed_Cheetah August 5, 2020 0 0 Get merch Get the Tridrant mug. Buy Now — $32.95 See more merch