I. | ̷ ̷ ̷ ̷| ̷ ̷ adjective
1. : being number 38 in a countable series
the thirty-eighth day
— see number table
2. : being one of 38 equal parts into which anything is divisible
a thirty-eighth share of the money
II. noun
1. : number 38 in a countable series
2. : the quotient of a unit divided by 38 : one of 38 equal parts of anything
one thirty-eighth of the total