ˈor ‧ di ‧ nal ˌnumber BrE AmE ( also ordinal ) /ˈɔːdən ə l, ˈɔːdɪn ə l $ ˈɔːrd ə nəl/ noun [countable]
[ Date: 1500-1600 ; Language: Late Latin ; Origin: ordinalis , from Latin ordo ; ⇨ ↑ order 1 ]
one of the numbers such as first, second, third etc which show the order of things
⇨ ↑ cardinal number