invaluable

[ in-val-yoo-uh-buhl ]

adjective

1. beyond calculable or appraisable value; of inestimable worth; priceless:

   an invaluable art collection; her invaluable assistance.

   Synonyms: precious

   Antonyms: worthless

invaluable

/ ɪnˈvæljʊəbəl /

adjective

1. having great value that is impossible to calculate; priceless

Derived Forms

• inˈvaluableness, noun
• inˈvaluably, adverb

Other Words From

• in·valu·a·ble·ness noun
• in·valu·a·bly adverb

Word History and Origins

Origin of invaluable¹

First recorded in 1570–80; in- ³ + valuable, in obsolete sense “capable of valuation”

Example Sentences

In the previously mentioned statement made by a network spokesperson, they seem to co-sign this, adding that Rowling's contribution to the project has been "invaluable."

From Salon

This genetic blueprint will be an invaluable tool for future conservation efforts.

From Science Daily

At the startups, those who’ve worked in the industry for decades provide “invaluable” knowledge that simply isn’t in textbooks, industry workers say.

From Los Angeles Times

“Founded in 1999 on the heels of the Satanic ‘panic’ and growing steadily ever since, Infowars has distinguished itself as an invaluable tool for brainwashing and controlling the masses,” he wrote.

From Los Angeles Times

"Women are telling us that this extra time is just invaluable."

From BBC

Related Words

• helpful
• valuable