/ay"tee ferrst"/ , adj.
1. next after the eightieth; being the ordinal number for 81.
2. being one of 81 equal parts.
n.
3. an eighty-first part, esp. of one ( 1 / 81 ).
4. the eighty-first member of a series.
/ay"tee ferrst"/ , adj.
1. next after the eightieth; being the ordinal number for 81.
2. being one of 81 equal parts.
n.
3. an eighty-first part, esp. of one ( 1 / 81 ).
4. the eighty-first member of a series.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012