virginal membrane vs maidenhead

virginal membrane and maidenhead both are nouns.

Word	Noun	Adjective	Verb	Adverb
virginal membrane	Yes	No	No	No
maidenhead	Yes	No	No	No

As nouns, virginal membrane and maidenhead are synonyms defined as:

virginal membrane and maidenhead: a fold of tissue that partly covers the entrance to the vagina of a virgin

Other synonyms of virginal membrane include hymen.

virginal membrane (noun)	maidenhead (noun)
a fold of tissue that partly covers the entrance to the vagina of a virgin	a fold of tissue that partly covers the entrance to the vagina of a virgin