demonstrable

[ dih-mon-struh-buhl, dem-uhn- ]

adjective

1. capable of being demonstrated or proved.
2. clearly evident; obvious:

   a demonstrable lack of concern for the general welfare.

demonstrable

/ dɪˈmɒn-; ˈdɛmənstrəbəl; dɪˈmɒn-; ˈdɛmənstrəblɪ /

adjective

1. able to be demonstrated or proved

Derived Forms

• ˌdemonstraˈbility, noun
• demonstrably, adverb

Other Words From

• de·mon·stra·bil·i·ty [dih-mon-str, uh, -, bil, -i-tee], de·mon·stra·ble·ness noun
• de·mon·stra·bly adverb
• non·de·mon·stra·bil·i·ty noun
• non·de·mon·stra·ble adjective
• non·de·mon·stra·ble·ness noun
• un·de·mon·stra·ble adjective
• un·de·mon·stra·ble·ness noun

Word History and Origins

Origin of demonstrable¹

First recorded in 1350–1400; Middle English, from Old French, from Late Latin dēmonstrābilis, equivalent to Latin dēmonstrā(re) ( demonstrate ) + -bilis -ble

Example Sentences

We proud skeptics would rather trust the demonstrable facts than the alleged truth.

From The Daily Beast

Never has such demonstrable ignorance been in such great demand.

From The Daily Beast

The email asked for “demonstrable efforts” that these problems were being fixed.

From The Daily Beast

Why, it would seem to be mathematically demonstrable that that is absurd.

From Project Gutenberg

His eyes reflected the precious treasure which manifestly he saw, but realization of ownership had not yet become demonstrable.

From Project Gutenberg

List any demonstrable effects of intermittency of streams on fish distribution within the area.

From Project Gutenberg

To me it seems almost demonstrable by rational induction that the entire universe must consist of more than two conditions.

From Project Gutenberg

Formal Christianity was confronted with a clearly demonstrable error in her theological statements.

From Project Gutenberg

Related Words

• conclusive
• irrefutable
• obvious
• undeniable
• unmistakable
• verifiable