invaluable

Language: en

🇬🇧 /ɪˈnvæljʊbəl/ 🇺🇸 /ˌɪˈnvæljəbəl/

📖 Definitions

  1. adjective
    Extremely useful; indispensable; of such great value that it cannot be measured or estimated.; Beyond any possible price or valuation; priceless.

🔗 Details

Word forms

Collocations

invaluable resourceinvaluable experienceinvaluable contributioninvaluable assetinvaluable helpinvaluable tool

Derivatives

invaluablyinvaluableness

Synonyms

pricelesspreciousirreplaceableindispensableessential

Antonyms

worthlessvaluelessuseless

Commonly confused

valuable
EN: 'Valuable' means having great worth; 'invaluable' means so valuable that its worth cannot be measured (i.e., priceless), NOT 'not valuable'.
unvaluable
EN: 'Unvaluable' is a rare/archaic word meaning 'not valuable'; 'invaluable' means the opposite—extremely valuable.

Spelling tips

EN: The prefix 'in-' here means 'cannot be' (as in 'cannot be valued'), not a simple negation. 'Invaluable' means 'priceless,' not 'without value.'

💬 Examples

  1. Her experience in crisis management proved invaluable during the emergency.

  2. The ancient manuscript is invaluable to historians.