univalent

Chemistry, Natural sciences, Physical sciences Having an atomic valence of 1, or having only one valence.

Medicine, Sciences Having a vaccine valence of 1.

Biology, Genetics, Medicine, Natural sciences, Sciences Of, or relating to, a chromosome that is not paired with its homologous chromosome during synapsis.

Complex analysis, Mathematics, Sciences Of a (holomorphic) function (Holomorphic and) injective.