What is another word for quasiconcave?
Pronunciation: [kwˈe͡ɪza͡ɪkˌɒnke͡ɪv] (IPA) 
Quasiconcave is an adjective used to describe a function that is "roughly concave." This means that while the function is not strictly concave, it has some properties of a concave function. Synonyms for quasiconcave include "nearly concave," "somewhat concave," "pseudo-concave," and "quasi-convex." These synonyms all reflect the fact that a quasiconcave function is not exactly concave but has some concavity to it. Quasiconcave functions are frequently used in economics, optimization, and other fields to model relationships that are not precisely concave but still display some characteristics of concavity.
