Definition of ordinal
1 capitalized [Middle English, from Medieval Latin ordinale, from Late Latin, neuter of ordinalis] : a book of rites for the ordination of deacons, priests, and bishops
2 [Late Latin ordinalis, from ordinalis, adjective] : ordinal number
From the M-W Editors
14th Century
First Known Use of ordinal
14th century
Other Number-Related Terms
2
ordinal
adjective
or·di·nal
Definition of ordinal
1 : of a specified order or rank in a series
2 : of or relating to a taxonomic order
Origin and Etymology of ordinal
Late Latin ordinalis, from Latin ordin-, ordo
First Known Use: 1599
Other Mathematics and Statistics Terms
ORDINAL Defined for Kids
Learn More about ordinal
-
Spanish Central: Translation of ordinal
Seen and Heard
What made you want to look up ordinal? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!