abstruse

پنهان ،پيچيده ،غامض

ab- + truse from PIE treud- => extursion(bas-)picida( barâ ye dar-yâft)
gong
+
But, from the early nineteenth century onwards, scientific concepts and scientific methods became increasingly abstruse and the attempt to make them generally intelligible came more and more to be regarded as hopeless.

(The Divorce between Science and “Culture”, B. RUSSELL)

sukar difahami, mendalam, muskil, sulit dimengerti

(แอ็บสทรูส' ) adj. ยากที่จะเข้าใจ, เร้นลับ, ซ่อนเร้น -abstrusity, abstruseness n. ( คำที่มีความหมายเหมือนกัน: obscure, complicated)

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