simplexecommon nounSyllable DecompositionsimplexeEtymologyexpandfrom Latin simplex.Definition1. Analogy to n dimensions of the triangle, more precisely, the convex hull of a set of (n + 1) points forming an affine frame in a Euclidean space of dimension n.géométrieexpandPluralsimplexesTranslationsenglish:simplexchinese:单体spanish:símplexjapanese:単体russian:симплексswedish:simplex