English edit

Etymology edit

quadrillion +‎ -th

Pronunciation edit

  • IPA(key): /kwɒdˈrɪl.i.ənθ/
    • Audio (Southern England):(file)

Adjective edit

quadrillionth (not comparable)

  1. The ordinal form of the number one quadrillion.

Noun edit

quadrillionth (plural quadrillionths)

  1. The person or thing in the quadrillionth position.
  2. One of a quadrillion equal parts of a whole.