Noun

1. A numerical quantity measured or assigned or computed
2. The quality (positive or negative) that renders something desirable or valuable
3. The amount (of money or goods or services) that is considered to be a fair equivalent for something else
4. Relative darkness or lightness of a color; -joe hing lowe
5. (music) the relative duration of a musical note
6. An ideal accepted by some individual or group

Verb

1. Fix or determine the value of; assign a value to
2. Hold dear
3. Regard highly; think much of
4. Evaluate or estimate the nature, quality, ability, extent, or significance of
5. Estimate the value of