only 1 use
(click/touch triangles for details)
- There are scholars among them, who had spent more years in acquiring abstruse lore, connected with the divine profession, than Mr. Dimmesdale had lived; and who might well, therefore, be more profoundly versed in such solid and valuable attainments than their youthful brother.Chapter 11 -- The Interior of a Heart (31% in)
abstruse = difficult to understand
There are no more uses of "abstruse" in The Scarlet Letter.
Typical Usage (best examples)