Definition of unpriceable in US English:

unpriceable

adjective

  • 1Beyond price; inestimable, priceless.

  • 2Incapable of being priced.

Origin

Mid 17th century; earliest use found in Richard Montagu (bap. 1575, d. 1641), bishop of Norwich and religious controversialist. From un- + price + -able.

Pronunciation

unpriceable

/(ˌ)ʌnˈprʌɪsəbl/