Definitions

1. noun

The plasma membrane surrounding the axon in a neuron.

“The axolemma is a critical component of neuronal structure and function.”

2. noun

In some contexts, the axolemma refers to the axoplasmic membrane or the axolemmal membrane, which is the plasma membrane of the axon.

“The axolemma plays a key role in the transport of molecules across the axon membrane.”