Combining with a neurotransmitter and transmitting the signal to initiate a change in cell activity. [ GOC:signaling GOC:jl ]
Term information
A strict definition of neurotransmitter receptor activity would limit its use to receptor activity at the postsynaptic membrane as part of synaptic transmission, but we recognize that usage is often much broader than this. For the strict use case, please see 'postsynaptic neurotransmitter receptor activity'