immeasurable

adjective

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

-ˈmā-zhə-,

-zhər-bəl;

-ˈmezh-rə-,

-ˈmāzh-

: incapable of being measured

broadly : indefinitely extensive

immeasurableness noun

immeasurably

(ˌ)i(m)-ˈme-zhə-rə-blē 

-ˈmā-zhə-

-zhər-blē;

-ˈmezh-rə-

-ˈmāzh-

adverb

Synonyms

• 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

The 38-year-old Argentine icon has had an immeasurable impact on MLS on and off the field since his arrival in July 2023. —Michelle Kaufman, Miami Herald, 23 Oct. 2025

Ohtani’s value to the Los Angeles Dodgers is immeasurable. —Louisa Thomas, New Yorker, 18 Oct. 2025

And while the pain of parents is immeasurable, and the loss children feel is incalculable, the siblings of overdose victims are left with grief, trauma and questions, too. —Phaedra Trethan, USA Today, 15 Oct. 2025

By 1999, the nonprofit was renamed the Christopher Reeve Foundation to reflect their immeasurable efforts, according to the organization’s website. —Maddie Garfinkle, PEOPLE, 10 Oct. 2025

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