invaluable

C2+ Topic:Describing Qualities

US /ɪnˈvæljuəbəl/ UK /ɪnˈvæljuəbəl/ See IPA manual

Meanings

1

adj
extremely useful; too precious to be measured in value

Her local knowledge proved invaluable during the rescue.

Thesaurus

Synonyms

1 adj · extremely useful; too... priceless precious inestimable incalculable indispensableirreplaceable

Opposites

worthless valueless cheap

Word family

Derived forms invaluablyinvaluableness

Related forms value valuable

Etymology

From in- 'not' (here intensive, 'beyond') plus valuable, from value, from Old French value, from Latin valere 'to be worth, be strong'.

value Old French valere Latin

View etymology graph ->

Topics

Describing Qualities Word Formation & Derivatives

External links

# invaluable

**Type:** Word
**Level:** C2+
**Part of speech:** adj
**IPA (US):** /ɪnˈvæljuəbəl/
**IPA (UK):** /ɪnˈvæljuəbəl/

## Meanings
1. extremely useful; too precious to be measured in value

## Examples
- Her local knowledge proved invaluable during the rescue.

## Synonyms
- priceless
- precious
- inestimable
- incalculable
- indispensable
- irreplaceable

## Antonyms
- worthless
- valueless
- cheap

## Derived Forms
- invaluably
- invaluableness

## Related Forms
- value
- valuable

## Roots and Affixes
- Root: value
- Root: valere

## Etymology
From in- 'not' (here intensive, 'beyond') plus valuable, from value, from Old French value, from Latin valere 'to be worth, be strong'.

## AI Etymology
Invaluable comes from in- 'not' (here intensive, 'beyond') plus valuable, from value, from Old French value, from Latin valere 'to be worth, be strong'. The form is best read as a historical transfer or inheritance, with its older language material carrying the main semantic load. As an adjective, it carries the sense "extremely useful; too precious to be measured in value", with the older formation still helping explain the modern use. Relevant historical forms include Old French value and Latin valere. Derivative forms include invaluably, invaluableness; related words include value, valuable.

## Topics
- Describing Qualities
- Word Formation & Derivatives

markdown