impenetrable

ɪmˈpɛnɪtrəbəl

Definition

Definition of impenetrable - Reverso English Dictionary

Adjective

complexityimpossible to understand or comprehend

The professor's lecture was impenetrable to most students.

incomprehensible

unfathomable

physically blockedcannot be entered or passed through

The vault was impenetrable, surrounded by thick steel walls..

impervious

sealed

unpassable

stubbornness

Rare

resistant to ideas or influence

Rare

His impenetrable attitude made negotiations difficult.

inflexible

obstinate

unyielding

opacity

Rare

not allowing light to pass through

Rare

The impenetrable fog made driving hazardous.

lightproof

opaque

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Origin of impenetrable

Latin, im (not) + penetrabilis (penetrable)

Terms with impenetrable included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.

adamant

mythical rock

imaginary rock of impenetrable hardness

imperviousness

resistance

quality of being impenetrable by water or air

Examples of impenetrable in a sentence

The novel's plot was impenetrable to readers.
The fortress was surrounded by an impenetrable forest.
The castle's walls were impenetrable, even to cannon fire.
Her impenetrable mindset blocked any suggestions.
The team's impenetrable stance halted progress.
The dense jungle was impenetrable to sunlight.

The fortress walls were impenetrable to enemy attacks.

View all translations of impenetrable

✨Click below to see the appropriate translations facing each meaning.

French:incompréhensible, infranchissable, ...
German:unverständlich, unpassierbar, ...
Italian:incomprensibile, inaccessibile, ...
Spanish:indescifrable, impenetrable, ...
Portuguese:impenetrável, intransponível, ...
Chinese:晦涩, 无法穿透的, ...
Japanese:理解不能な, 侵入不可能な, ...
Arabic:غَامِض, مَنيع, ...
Hebrew:סָתוּם, בִּלְתִּי חָדִיר, ...
Russian:непостижимый, непроницаемый, ...
Ukrainian:незрозумілий, непроникний, ...
Hindi:दुरूह, अभेद्य, ...
Bengali:দুর্বোধ্য, অভেদ্য, ...
Catalan:incomprensible, infranquejable, ...
Czech:nesrozumitelný, neprůchodný, ...
Danish:uforståelig, ufremkommelig, ...
Dutch:ondoordringbaar, ondoorzichtig, ...
Greek:ακατανόητος, αδιαπέραστος, ...
Hungarian:érthetetlen, áthatolhatatlan, ...
Khmer:ពិបាកយល់, មិនអាចចូល ឬឆ្លងកាត់បាន, ...
Korean:난해한, 뚫을 수 없는, ...
Persian:غیرقابل فهم, غیرقابل نفوذ, ...
Polish:nieprzenikniony, nie do przejścia, ...
Portuguese (BR):incompreensível, intransponível, ...
Romanian:de neînțeles, de nepătruns, ...
Swedish:ogenomtränglig, envis, ...
Thai:เข้าใจไม่ได้, ผ่านไม่ได้, ...
Turkish:anlaşılmaz, geçilmez, ...
Vietnamese:khó hiểu, bất khả xâm nhập, ...

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Definition of impenetrable - Reverso English Dictionary

Adjective

Origin of impenetrable

Terms related to impenetrable

Terms with impenetrable included in their meaning

Examples of impenetrable in a sentence

View all translations of impenetrable

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery