monomial

noun

mo·​no·​mi·​al mä-ˈnō-mē-əl 

mə-

1

: a mathematical expression consisting of a single term

2

: a taxonomic name consisting of a single word or term

monomial adjective

Word History

Etymology

blend of mon- and -nomial (as in binomial)

First Known Use

circa 1706, in the meaning defined at sense 1