value

Concise Oxford English Dictionary © 2008 Oxford University Press:
value/ˈvaljuː/

▶noun

• 1 the regard that something is held to deserve; importance or worth.

  ■ material or monetary worth.

  ■ the worth of something compared to its price: at £12.50 the book is good value.

• 2 (values) principles or standards of behaviour.

• 3 the numerical amount denoted by an algebraic term; a magnitude, quantity, or number.

• 4 Music the relative duration of the sound signified by a note.

• 5 Linguistics the meaning of a word or other linguistic unit.

  ■ the sound represented by a letter or symbol.

• 6 the relative degree of lightness or darkness of a colour.

▶verb (values, valuing, valued)

• 1 estimate the value of.

• 2 consider to be important or beneficial.

– derivatives
valueless adjective,
valuelessness noun,
valuer noun (Brit.).

– origin ME: from OFr., fem. past part. of valoir ‘be worth’, from L. valere.