al·​ter·​nant | \ ˈȯltə(r)nənt also ˈal-; chiefly British ȯlˈtə̄n- also alˈt-\

Definition of alternant

 (Entry 1 of 2)


\ "\
plural -s

Definition of alternant (Entry 2 of 2)

1 mathematics : a determinant the constituents of whose different rows are (in order) the same set of functions of different variables, the same variable appearing in each row and the same function in each column, the terms row and column here being interchangeable
2 : one of the statements in logic composing an alternation
3 : any of the nonsignificant variants (as an allomorph or allophone) that together constitute a significant linguistic category

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First Known Use of alternant


circa 1640, in the meaning defined above


1878, in the meaning defined at sense 1

History and Etymology for alternant


Latin alternant-, alternans, present participle of alternare to alternate

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The first known use of alternant was circa 1640

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