invaluable
American
[in-val-yoo-uh-buhl]
/ ɪnˈvæl yu ə bəl /
adjective
invaluable
British
/ ɪnˈvæljʊəbəl /
adjective
Other Word Forms
- invaluableness noun
- invaluably adverb
Etymology
Origin of invaluable
First recorded in 1570–80; in- 3 + valuable, in obsolete sense “capable of valuation”
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.