tautology


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tau·tol·o·gy

(tô-tŏl′ə-jē)
n. pl. tau·tol·o·gies
1.
a. Needless repetition of the same sense in different words; redundancy.
b. An instance of such repetition.
2. Logic A statement composed of simpler statements in such a way that it is logically true whether the simpler statements are factually true or false; for example, the statement Either it will rain tomorrow or it will not rain tomorrow.

[Late Latin tautologia, from Greek tautologiā, from tautologos, redundant : tauto-, tauto- + logos, saying; see -logy.]

tau′to·log′i·cal (tôt′l-ŏj′ĭ-kəl), tau′to·log′ic (-ĭk), tau·tol′o·gous (-tŏl′ə-gəs) adj.
tau′to·log′i·cal·ly, tau·tol′o·gous·ly adv.

tautology

(tɔːˈtɒlədʒɪ)
n, pl -gies
1. (Grammar) the use of words that merely repeat elements of the meaning already conveyed, as in the sentence Will these supplies be adequate enough? in place of Will these supplies be adequate?
2. (Logic) logic a statement that is always true, esp a truth-functional expression that takes the value true for all combinations of values of its components, as in either the sun is out or the sun is not out. Compare inconsistency3, contingency5
[C16: from Late Latin tautologia, from Greek, from tautologos]
tautological, ˌtautoˈlogic, tauˈtologous adj
ˌtautoˈlogically, tauˈtologously adv

tau•tol•o•gy

(tɔˈtɒl ə dʒi)

n., pl. -gies.
1. needless repetition of an idea in different words, as in “widow woman.”
2. an instance of such repetition.
3. Logic. a compound proposition or propositional form all of whose instances are true, as “A or not A” or “The candidate will win or lose.”
[1570–80; < Late Latin tautologia < Greek tautología. See tauto-, -logy]
tau•to•log•i•cal (ˌtɔt lˈɒdʒ ɪ kəl) tau`to•log′ic, tau•tol′o•gous (-gəs) adj.
tau`to•log′i•cal•ly, tau•tol′o•gous•ly, adv.

tautology

needless repetition of a concept in word or phrase; redundancy or pleonasm. Also tautologism. — tautologist, n.tautological, tautologous, adj.
See also: Language

tautology

unnecessary repetition
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tautology - (logic) a statement that is necessarily true; "the statement `he is brave or he is not brave' is a tautology"
logic - the branch of philosophy that analyzes inference
true statement, truth - a true statement; "he told the truth"; "he thought of answering with the truth but he knew they wouldn't believe it"
2.tautology - useless repetition; "to say that something is `adequate enough' is a tautology"
repetitiousness, repetitiveness - verboseness resulting from excessive repetitions

tautology

noun repetition, redundancy, verbiage, iteration, verbosity, repetitiveness, prolixity, repetitiousness, pleonasm The tautology and circularity of this argument were swept aside.
Translations
tautologie
tautologiatoisto
redundancijatautologijazalihost
tautológia
tautologie

tautology

[tɔːˈtɒlədʒɪ] Ntautología f

tautology

[tɔːˈtɒlədʒi] ntautologie f

tautology

nTautologie f, → weißer Schimmel (inf)

tautology

[tɔːˈtɒlədʒɪ] ntautologia
References in classic literature ?
The declaration itself, though it may be chargeable with tautology or redundancy, is at least perfectly harmless.
The whole of this objection is but another expression of the tautology:that there can no longer be any wage-labour when there is no longer any capital.
She listened with much inward suffering, but with great outward patience, to Harriet's detail.Methodical, or well arranged, or very well delivered, it could not be expected to be; but it contained, when separated from all the feebleness and tautology of the narration, a substance to sink her spirit especially with the corroborating circumstances, which her own memory brought in favour of Mr.
I had said the same thing over and over again to see whether the wilful tautology would cause the secretary to open his eyes.
My respected father--let me shorten the dutiful tautology by substituting in future M.
Boris Johnson's ascent to the Tory throne (bit of a tautology, that - all thrones are by definition very, very Tory) had been long-predicted and bemoaned in advance.
But this genre of linguistic solecism (not a tautology because other kinds of solecism exist!) is committed so frequently that I've since collected a passel of new examples from the media.
Once again, I have to repeat a tautology: the job of government, in our 'democratic' society, is to govern.
"500 Words You Should Know" is an instructive reference for those who appreciate correct usage of the English language, and contains words we thought we knew (decimate, caveat, nemesis), words we should know (euphemism, diatribe, tautology), and just a few that we might want to know (peripatetic, shibboleth, callipygian).
Autoimmune tautology is implicated as the basis for MAS, and is supported by the findings of polyautoimmunity and familial immunity in cross-sectional studies.
"It is an argument based on the tautology that losing is equal to having been cheated, when the explanation can be as simple as the more probable occurrence, and which almost always is the fact, that more voters voted for their opponent than them," she added.
Mark Mercer says, "It seems a mere tautology that it is never intentional of an agent that she takes a course of action she finds less attractive than another course of action she believes open to her." (21) Though it is a tautology to say that everyone pursues self-interest in this way as we have defined it, it is a tautology that bears repeating against those who would obscure it.