Abstruse meaning

ăb-stro͝os, əb-
Hard to understand because of being extremely complex, intellectually demanding, highly abstract, etc.; deep; recondite.
adjective
4
1
The definition of abstruse is something that is nearly impossible to understand or figure out.

Einstein’s complex theories are an example of abstruse theories.

adjective
3
1
Difficult to comprehend because of complexity and intellectual demands. See also obtuse.
3
1
Difficult to understand; recondite.

The students avoided the professor's abstruse lectures.

adjective
2
1
Difficult to comprehend or understand; recondite; obscure; esoteric. [First attested in the late 16th century.]
adjective
1
0
Advertisement
1667, John Milton, Paradise Lost.

The eternal eye whose sight discerns abstrusest thoughts.

adjective
0
1

Origin of abstruse

  • Latin abstrūsus past participle of abstrūdere to hide abs-, ab- away ab–1 trūdere to push treud- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French abstrus or its source, Latin abstrūsus (“hidden, concealed”), the perfect passive participle of abstrūdō (“conceal, to push away”), itself from ab, abs (“away”) + trūdō (“thrust, push”). Cognate with German abstrus.

    From Wiktionary