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Definition of unity - 11 dictionary results

u⋅ni⋅ty

[yoo-ni-tee]
–noun, plural -ties.
1. the state of being one; oneness.
2. a whole or totality as combining all its parts into one.
3. the state or fact of being united or combined into one, as of the parts of a whole; unification.
4. absence of diversity; unvaried or uniform character.
5. oneness of mind, feeling, etc., as among a number of persons; concord, harmony, or agreement.
6. Mathematics.
a. the number one; a quantity regarded as one.
b. identity (def. 9).
7. (in literature and art) a relation of all the parts or elements of a work constituting a harmonious whole and producing a single general effect.
8. one of the three principles of dramatic structure (the three unities) derived from Aristotelian aesthetics and formalized in the neoclassic canon in which a play is required to represent action as taking place in one day (unity of time), as occurring within one place (unity of place), and as having a single plot with a beginning, middle, and end (unity of action).

Origin:
1250–1300; ME unite < OF < L ūnitās, equiv. to ūn(us) one + -itās -ity


1. singleness, singularity, individuality. See union. 5. concert, unison.


1. diversity, variety.

i⋅den⋅ti⋅ty

[ahy-den-ti-tee, i-den-]
–noun, plural -ties.
1. the state or fact of remaining the same one or ones, as under varying aspects or conditions: The identity of the fingerprints on the gun with those on file provided evidence that he was the killer.
2. the condition of being oneself or itself, and not another: He doubted his own identity.
3. condition or character as to who a person or what a thing is: a case of mistaken identity.
4. the state or fact of being the same one as described.
5. the sense of self, providing sameness and continuity in personality over time and sometimes disturbed in mental illnesses, as schizophrenia.
6. exact likeness in nature or qualities: an identity of interests.
7. an instance or point of sameness or likeness: to mistake resemblances for identities.
8. Logic. an assertion that two terms refer to the same thing.
9. Mathematics.
a. an equation that is valid for all values of its variables.
b. Also called identity element, unit element, unity. an element in a set such that the element operating on any other element of the set leaves the second element unchanged.
c. the property of a function or map such that each element is mapped into itself.
d. the function or map itself.
10. Australian Informal. an interesting, famous, or eccentric resident, usually of long standing in a community.

Origin:
1560–70; < LL identitās, equiv. to L ident(idem) repeatedly, again and again, earlier *idem et idem (idem neut. of īdem the same + et and) + -itās -ity


5. individuality, personality, distinctiveness, uniqueness.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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identity element  
n.  The element of a set of numbers that when combined with another number in a particular operation leaves that number unchanged. For example, 0 is the identity element under addition for the real numbers, since if a is any real number, a + 0 = 0 + a = a. Similarly, 1 is the identity element under multiplication for the real numbers, since a × 1 = 1 × a = a. Also called unity.
u·ni·ty   (yōō'nĭ-tē)   
n.   pl. u·ni·ties
  1. The state or quality of being one; singleness.

  2. The state or quality of being in accord; harmony.

    1. The combination or arrangement of parts into a whole; unification.

    2. A combination or union thus formed.

    3. An ordering of all elements in a work of art or literature so that each contributes to a unified aesthetic effect.

    4. The effect thus produced.

    5. The number 1.

    6. See identity element.

  3. Singleness or constancy of purpose or action; continuity: "In an army you need unity of purpose" (Emmeline Pankhurst).

    1. An ordering of all elements in a work of art or literature so that each contributes to a unified aesthetic effect.

    2. The effect thus produced.

    3. The number 1.

    4. See identity element.

  4. One of the three principles of dramatic structure derived by French neoclassicists from Aristotle's Poetics, stating that a drama should have but one plot, which should take place in a single day and be confined to a single locale.

  5. Mathematics

    1. The number 1.

    2. See identity element.


[Middle English unite, from Old French, from Latin ūnitās, from ūnus, one; see oi-no- in Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

identity 
1570, from M.Fr. identité (14c.), from L.L. (5c.) identitatem (nom. identitas) "sameness," from ident-, comb. form of L. idem (neut.) "the same" (see identical); abstracted from identidem "over and over," from phrase idem et idem. Term identity crisis first recorded 1954.

unity 
c.1300, from Anglo-Fr. unite, O.Fr. unite (c.1200), from L. unitatem (nom. unitas) "oneness, sameness, agreement," from unus "one" (see one).
Online Etymology Dictionary, © 2001 Douglas Harper
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Legal Dictionary

Main Entry: iden·ti·ty
Function: noun
Inflected Form: plural -ties
1 : sameness of essential character or aspect identity of the issues and the parties>
2 a : separate or distinct existence identity or become an integral part of the immovable —Louisiana Civil Code> b : distinguishing character of a person; especially : information (as a name or address) that distinguishes a person identity of an informer> identity of the proper party —Federal Rules of Civil Procedure Rule 15(c)>
3 : the condition of being the same as a thing or person described, claimed, or accused identity of a crime's perpetrator>

Main Entry: uni·ty
Pronunciation: 'yü-n&-tE
Function: noun
Inflected Form: plural -ties
1 : the quality or state of not being multiple : the quality or state of being one, single, whole, or the same unity of ownership of the immovable and movables>
2 : an aspect (as time, title, interest, or possession) of a joint tenancy that must be identical as it relates to the cotenants unities of time and title>
NOTE: At common law, all four unities were required to be present for a joint tenancy. Conveying the interests of the cotenants at the same time creates the unity of time. Conveying the interests of the cotenants in the same instrument creates the unity of title. Conveying the same interest (as fee simple absolute) to the cotenants creates the unity of interest. Conveying a common right of possession or enjoyment creates the unity of possession.
Merriam-Webster's Dictionary of Law, © 1996 Merriam-Webster, Inc.
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Medical Dictionary

Main Entry: iden·ti·ty
Pronunciation: I-'den(t)-&t-E, &-'
Function: noun
Inflected Form: plural -ties
1 : the distinguishing character or personality of an individual
2 : the relation established by psychological identification
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

identity i·den·ti·ty (ī-děn'tĭ-tē)
n.

  1. The set of behavioral or personal characteristics by which an individual is recognizable as a member of a group.

  2. The distinct personality of an individual regarded as a persisting entity; individuality.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Computing Dictionary

UNITY
A high-level parallel language.
A translator into MPL is available by (ftp://sanfrancisco.ira.uka.de/pub/maspar/maspar_unity.tar.Z).
See also MasPar Unity.
["Parallel Program Design", K.M. Chandry and Misra, A-W 1988].
(1994-11-29)

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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