definition of
abstruseness

[1] #1 abstruseness n. [obscureness, obscurity, reconditeness] the quality of being unclear or abstruse and hard to understand. wn

[2] #2 abstruseness n. [reconditeness, abstrusity, profoundness, profundity] wisdom that is recondite and abstruse and profound; "the anthropologist was impressed by the reconditeness of the native proverbs". wn