Unsound Meaning in English

word

US

ənˈsaʊnd

uhn-SOWND

UK

ʌnsˈaʊnd

un-SOWND

Definition

Not safe, healthy, or based on good reasoning. It can describe ideas, structures, or mental health.

Usage & Nuances

Often used in formal or academic situations. Common collocations include 'unsound argument', 'unsound building', or 'unsound mind'. Don't confuse with 'unsafe' (physical danger) or 'illogical' (reasoning only).

• Spanish: no sólido - defectuoso - insano (mentalmente)
• Portuguese (BR): inseguro - insalubre - insensato
• Portuguese (PT): inseguro - insalubre - insensato
• Chinese (Simplified): 不健全的 - 有缺陷的
• Chinese (Traditional): 不健全的 - 有缺陷的
• Hindi: अस्वस्थ - अव्यवस्थित - कमजोर
• Arabic: غير سليم - غير موثوق
• Bengali: অবিশ্রুত - দুর্বল - ভ্রান্ত (যুক্তি বা মনোরোগ)
• Russian: ненадёжный - небезопасный - нецелесообразный
• Japanese: 不健全な - 根拠のない
• Vietnamese: không vững chắc - không hợp lý - thiếu an toàn
• Korean: 불안전한 - 근거 없는 - 건강하지 못한
• Turkish: sağlıksız - geçersiz (mantık için) - güvenilmez
• Urdu: غیر مستحکم - غیر مضبوط - غیر معقول
• Indonesian: tidak kokoh - tidak sehat - tidak berdasar

Example Sentences

The roof is unsound and needs to be fixed.

basic

That is an unsound argument.

basic

He was declared unsound of mind.

basic

Those old stairs are unsound, so be careful going up.

natural

She thinks the plan is unsound and won’t work long-term.

natural

Because his finances were unsound, the bank denied his loan application.

natural