abstruse

adj.
Difficult to understand; recondite. See synonyms at ambiguous.

[Latin abstrūsus, past participle of abstrūdere, to hide : abs-, ab-, away; see ab-¹ + trūdere, to push.]

abstrusely ab·struse'ly adv.
abstruseness ab·struse'ness n.

adjective

Beyond the understanding of an average mind: deep, esoteric, profound, recondite. Slang heavy. See easy/hard, surface/depth.

adj

Definition: difficult to understand
Antonyms: clear, concrete, easy, lucid, obvious, plain, simple

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IN BRIEF: Difficult to understand.

All of the texts were abstruse to Mike.

Tutor's tip: An "abstruse" professor may be deep, profound, and hard to understand. Unfortunately, some of her students are "obtuse," or dull and slow-witted.

Dansk (Danish)
adj. - abstrus, vanskeligt tilgængelig, dybsindig

Nederlands (Dutch)
moeilijk te begrijpen, diepzinnig

Français (French)
adj. - abstrus, obscur

Deutsch (German)
adj. - dunkel, unklar

Ελληνική (Greek)
adj. - δυσνόητος

Italiano (Italian)
astruso

Português (Portuguese)
adj. - complexo, abstruso

Русский (Russian)
малопонятный, неясный для понимания, глубокий (о мыслях)

Español (Spanish)
adj. - abstruso, recóndito, oscuro

Svenska (Swedish)
adj. - svårfattlig, dunkel

中文（简体）(Chinese (Simplified))
难懂的, 深奥的, 奥妙的

中文（繁體）(Chinese (Traditional))
adj. - 難懂的, 深奧的, 奧妙的

한국어 (Korean)
adj. - 알기 어려운

日本語 (Japanese)
adj. - 難解な, 深遠な

العربيه (Arabic)
‏(صفه) عويص, مبهم, عميق‏

עברית (Hebrew)
adj. - ‮שקשה להבינו, עמוק, סתום‬

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