immeasurable

adjective

im·​mea·​sur·​able (ˌ)i(m)-ˈme-zhə-rə-bəl 

-ˈmā-zhə-, 

-zhər-bəl;

-ˈmezh-rə-, 

-ˈmāzh-

: incapable of being measured

Their new grandchild brought them immeasurable joy.

broadly : indefinitely extensive

immeasurableness noun

immeasurably

(ˌ)i(m)-ˈme-zhə-rə-blē 

-ˈmā-zhə-, 

-zhər-blē;

-ˈmezh-rə-, 

-ˈmāzh-

adverb

Synonyms of immeasurable

• infinite
• endless

Examples of immeasurable in a Sentence

The war has caused immeasurable damage.

The new medicine has brought about an immeasurable improvement in her life.

Recent Examples on the Web

Our political dysfunction is about to ram into Silicon Valley’s immeasurable power. —Matteo Wong, The Atlantic, 27 Apr. 2026

Policymakers in Illinois must know that rushing to judgment, as these professors suggest, will do immeasurable harm to children across our state for generations. —Chicago Tribune, 26 Apr. 2026

But neither would offset the immeasurable costs — both familial and emotional — of losing a home. —Max Klaver, Miami Herald, 24 Apr. 2026

Rudy Gobert Wembanyama is 7-foot-5 with an 8-foot wingspan and a 9-7 standing reach, but in some ways his unprecedented defensive impact is immeasurable. —Jason Anderson, Sacbee.com, 21 Apr. 2026

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for immeasurable

• babble
• babel
• dabble
• drabble
• gabble
• nabal
• rabble
• scrabble

Kids Definition

immeasurable

adjective

im·​mea·​sur·​able (ˌ)im-ˈ(m)ezh-(ə-)rə-bəl 

-ˈ(m)ezh-ər-bəl, 

-ˈ(m)āzh-

: impossible to measure : vast, boundless

immeasurably

-blē 

adverb