Definition of seventeenth

• a. - Next in order after the sixteenth; coming after sixteen others.
• a. - Constituting or being one of seventeen equal parts into which anything is divided.
• n. - The next in order after the sixteenth; one coming after sixteen others.
• n. - The quotient of a unit divided by seventeen; one of seventeen equal parts or divisions of one whole.
• n. - An interval of two octaves and a third.