adj.

1. That cannot be dissolved: insoluble matter.
2. Difficult or impossible to solve or explain; insolvable: insoluble riddles.

[Middle English insolible, from Latin īnsolūbilis : in-, not; see in–¹ + solvere, to loosen; see soluble.]

insolubility in·sol'u·bil'i·ty or in·sol'u·ble·ness n.
insoluble in·sol'u·ble n.
insolubly in·sol'u·bly adv.

adj

Definition: mysterious
Antonyms: explainable, explicable, obvious, open, solvable

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adj

Not susceptible to being dissolved.

Not susceptible to being dissolved.

Dansk (Danish)
adj. - uopløselig, uløselig, uforklarlig

Nederlands (Dutch)
onoplosbaar, onverklaarbaar

Français (French)
adj. - insoluble, (Chim, Méd) insoluble, qu'on ne peut résoudre

Deutsch (German)
adj. - unlösbar, unlöslich

Ελληνική (Greek)
adj. - αδιάλυτος, ανεξήγητος, άλυτος

Italiano (Italian)
insolubile

Português (Portuguese)
adj. - insolúvel

Русский (Russian)
нерастворимый, неразрешимый

Español (Spanish)
adj. - indisoluble, insoluble

Svenska (Swedish)
adj. - olöslig (äv. bildl.), oförklarlig

中文（简体） (Chinese (Simplified))
不能溶解的, 不能解决的

中文（繁體） (Chinese (Traditional))
adj. - 不能溶解的, 不能解決的

한국어 (Korean)
adj. - 녹지 않는, 풀 수 없는

日本語 (Japanese)
adj. - 解けない, 溶解しない, 解決できない

العربيه (Arabic)
‏(صفه) لا يحل, لا يفسر, لا يذوب‏

עברית (Hebrew)
adj. - ‮לא מסיס, שאין לפתרו, חסר שחר‬

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