trinomial
noun(tri-no-mi-al)
a polynomial of three terms
trinomial
noun(tri-no-mi-al)
a biological taxonomic name of three terms of which the first designates the genus, the second the species, and the third the subspecies or variety
trinomial
adjective(tri-no-mi-al)
consisting of three mathematical terms
trinomial
adjective(tri-no-mi-al)
of, relating to, or being a biological trinomial