I. | ̷ ̷ ̷ ̷| ̷ ̷ adjective
1. : being number 98 in a countable series
the ninety-eighth day
— see number table
2. : being one of 98 equal parts into which something is divisible
a ninety-eighth share of the money
II. noun
1. : number 98 in a countable series
2. : the quotient of a unit divided by 98 : one of 98 equal parts of something