axolemma vs membrane

axolemma and membrane both are nouns.

Word	Noun	Adjective	Verb	Adverb
axolemma	Yes	No	No	No
membrane	Yes	No	No	No

As nouns, membrane is a hypernym of axolemma; that is, membrane is a word with a broader meaning than axolemma:

axolemma: outer membrane covering an axon
membrane: a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants

Other hypernyms of axolemma include tissue layer.

axolemma (noun)	membrane (noun)
outer membrane covering an axon	a thin pliable sheet of material
	a pliable sheet of tissue that covers or lines or connects the organs or cells of animals or plants