EN

ordinal number ordinal no.

EN

EN

ordinal number ordinal no.

EN

Definitions

Examples

Relations

Sources

EN

In set theory, an ordinal number, or ordinal, is one generalization of the concept of a natural number that is used to describe a way to arrange a collection of objects in order, one after another.
Wikipedia

Order type of a well-ordered set
Wikidata

An ordinal number such as first, second and third.
Wiktionary

A natural number used to denote position in a sequence.
Wiktionary

Arithmetic: number used to denote position in a sequence.
Wiktionary (translation)

EN

The most common numerals in Latin, as in English, are the "cardinals"...and the "ordinals"... — F. M. Wheelock, Wheelock’s Latin, 6th ed. revised (2005), p97.
Wiktionary

In the expression a3, the "3" is an ordinal number.
Wiktionary

IS A

HAS KIND

HAS INSTANCE

DIFFERENT FROM

USE

WordNet 3.0 & WordNet 2020

EN

Wikipedia

Wikidata

Wiktionary

Wikipedia Redirections

EN

Countable ordinal,
Countable ordinals,
Finite ordinal number,
First infinite ordinal,
First infinite ordinal number,
First number class,
Least infinite ordinal,
Number class,
O (ordinal number),
Ordinal/Tempjunk,
Ordinal (mathematics),
Ordinal Number,
Ordinal number (finite),
Ordinal numbers,
Ordinal numerals,
Second number class,
Transfinite ordinal number,
Transfinite ordinal numbers,
Transfinite sequence,
Von Neumann definition of ordinals,
Von Neumann encoding,
Von Neumann ordinal,
Ω+1,
Ω (ordinal number)

Wikidata Alias