(slang) Expressing firm disagreement.

(geometry) Any of a certain family of graphs related to Keller's conjecture, such that the vertices of the Keller graph of dimension n are the 4ⁿ elements (m₁,...,mₙ) where each m is 0, 1, 2, or 3,...

plural of BookTok

(botany) Closely united by the coalescence of contiguous faces.