# ordinal number

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to ordinal number: cardinal number

## ordinal number

n.
A number indicating position in a series or order. The ordinal numbers are first (1st), second (2nd), third (3rd), and so on.

## ordinal number

n
1. (Mathematics) a number denoting relative position in a sequence, such as first, second, third. Sometimes shortened to: ordinal
2. (Logic) logic maths a measure of not only the size of a set but also the order of its elements

## or′dinal num′ber

n.
any of the numbers that express degree, quality, or position in a series, as first, second, and third.
[1600–10]

## or·di·nal number

(ôr′dn-əl)
A number, such as 3rd, 11th, or 412th, used in counting to indicate position in a series but not quantity. Compare cardinal number.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 ordinal number - the number designating place in an ordered sequencenumber - a concept of quantity involving zero and units; "every number has a unique position in the sequence"number 1, first, number one - the first element in a countable series; "the first of the month"
Translations
ordinální číslo
järjestyslukuordinaaliordinaaliluku
rendszámsorszámnév
numeral ordinal

## ordinal number

n (Math) → Ordnungszahl f, → Ordinalzahl f
References in periodicals archive ?
As of December 2017, the ordinal number of the resident of the village of Balezino in the list of landlords for obtaining new housing is 38.
This is representative of the wider dynasty, not the small family unit, and the child will be allocated an ordinal number showing the child's position in the family ("1st" was the oldest person back in the AtatE-rk era).
The translation into English is somewhat idiosyncratic and occasionally nonexistent ('Forth' is not a Scottish river but an ordinal number and, for the puzzled, a 'roman' is a 'novel').
What are the smallest, shortest, largest and longest cardinal and ordinal number names which contain their own alphanumeric letter within their spelling?
The statements of each subject were identified by the letter E for interview and the ordinal number that corresponded to their completion by the nurses E1, E2,,, E25.
where L denotes the number of segments in the first quadrant, i indicates the ordinal number of the segment, and j indicates the ordinal number of the cell within the i-th segment of the G.
and, if necessary, by a following ordinal number (Al, A2, etc.
In confirmation of this conception, Professor Voigt refers to the view, now prevalent among mathematicians, "which sees in ordinal number rather than in cardinal the primary conception of number.
The periodic change of the properties of the elements by increase of the ordinal number is explained as the periodic change of their atoms' structure, namely by a number of electrons at their outer energetic levels.
Such omissions and duplications clearly invalidate the author's L equation based on ordinal number.
11) ensure that, on the route, the immediate successor of the vertex with ordinal number [y.

Site: Follow: Share:
Open / Close