Definition of postsynaptic in US English:

postsynaptic

adjective

  • 1Biology. Occurring or existing after the pairing of homologous chromosomes during meiosis; relating to or characteristic of postsynapsis.

  • 2Physiology. Located or occurring distal to a nerve synapse.

Origin

Early 20th century; earliest use found in Annals of Botany. From post- + synaptic, after postsynapsis.

Pronunciation

postsynaptic

/ˌpəʊs(t)sɪˈnaptɪk/