unassailable

[uhn-uh-sey-luh-buhl]

adjective

1. not open to attack or assault, as by military force or argument.

   unassailable fortifications; unassailable logic.

2. not subject to denial or dispute.

   Shakespeare's genius gives his works an unassailable position in world literature.

unassailable

/ ˌʌnəˈseɪləbəl /

adjective

1. not able to be attacked

2. undeniable or irrefutable

Other Word Forms

• unassailability noun
• unassailableness noun
• unassailably adverb

Word History and Origins

Origin of unassailable¹

1590–1600; un- ¹ + assailable ( def. )

Example Sentences

However Portugal quickly stepped up a gear and racked up an unassailable lead.

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With one game still to come in Azerbaijan on Sunday, France have an unassailable six-point lead over both Iceland and Ukraine at the top of European qualifying Group D.

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And while we may be a nation divided over the causes of the horrific, endless wave of shootings in this country, it’s unassailable that mental illness plays a part.

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The hosts now have two days to complete the victory that would give them an unassailable 3-1 series lead.

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These companies had an unassailable head start when it came to producing petrol or diesel-powered cars.

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Related Words

• absolute 
• conclusive 
• indisputable 
• infallible 
• irrefutable 
• undeniable 
• unequivocal