closed

closed
adjective Date: 13th century 1. a. not open b. enclosed c. composed entirely of closed tubes or vessels <
a closed circulatory system
>
2. a. forming a self-contained unit allowing no additions <
closed association
>
b. (1) traced by a moving point that returns to an arbitrary starting point <
closed curve
>
; also so formed that every plane section is a closed curve <
closed surface
>
(2) characterized by mathematical elements that when subjected to an operation produce only elements of the same set <
the set of whole numbers is closed under addition and multiplication
>
(3) containing all the limit points of every possible subset <
a closed interval contains its endpoints
>
c. characterized by continuous return and reuse of the working substance <
a closed cooling system
>
d. of a racecourse having the same starting and finishing point 3. a. confined to a few <
closed membership
>
b. excluding participation of outsiders or witnesses ; conducted in strict secrecy c. rigidly excluding outside influence <
a closed mind
>
4. ending in a consonant <
closed syllable
>

New Collegiate Dictionary. 2001.

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Look at other dictionaries:

  • closed — S3 [kləuzd US klouzd] adj 1.) not open = ↑shut ≠ ↑open ▪ Make sure all the windows are closed. ▪ She kept her eyes tightly closed. 2.) [not before noun] if a shop, public building etc is closed, it is not open and people cannot enter or use it =… …   Dictionary of contemporary English

  • closed — [ klouzd ] adjective ** ▸ 1 covering passage/hole ▸ 2 not doing business ▸ 3 not allowed to everyone ▸ 4 not considering ideas ▸ 5 with fixed number of something ▸ 6 forming complete circle ▸ + PHRASES 1. ) if a door, window, lid, etc. is closed …   Usage of the words and phrases in modern English

  • closed — adj. 1. having an opening obstructed. [Narrower terms: {blind}] Also See: {obstructed}, {sealed}, {shut}, {unopen}, {closed}. Antonym: {open}. [WordNet 1.5] 2. (Math.) of a curve or surface: having no end points or boundary curves; of a set:… …   The Collaborative International Dictionary of English

  • Closed — may refer to: Math Closure (mathematics) Closed manifold Closed orbits Closed set Closed differential form Closed map, a function that is closed. Other Cloister, a closed walkway Closed circuit television Closed, an online community at the social …   Wikipedia

  • Closed — GmbH Rechtsform GmbH Gründung 1978 Sitz Hamburg, Deutschland …   Deutsch Wikipedia

  • closed — [klōzd] adj. 1. not open; shut [a closed door] 2. covered over or enclosed [a closed wagon] 3. functioning independently; self sufficient [a closed economic system] 4. not receptive to new or different ideas [a closed mind] 5 …   English World dictionary

  • closed — [kləʊzd ǁ kloʊzd] adjective not open for business: • The markets were closed on Monday and Tuesday for the Christmas holiday. * * * closed UK US /kləʊzd/ adjective ► not open for business: »The bank s closed now, but I can get some money out with …   Financial and business terms

  • closed — adj 1: confined to a few closed membership 2: excluding outsiders or witnesses: conducted in secrecy closed hearings Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …   Law dictionary

  • closed — ► ADJECTIVE 1) not open or allowing access. 2) not communicating with or influenced by others. ● behind closed doors Cf. ↑behind closed doors ● a closed book Cf. ↑a closed book …   English terms dictionary

  • closed — klōzd adj 1) being a complete self contained system with nothing transferred in or out <a closed thermodynamic system> 2) covered by unbroken skin <a closed fracture> 3) not discharging pathogenic organisms to the outside <a case… …   Medical dictionary

  • closed — pp. adj. from CLOSE (Cf. close) (v.). Closed circuit is attested from 1827; closed shop in union sense from 1904; closed system first recorded 1896 in William James …   Etymology dictionary

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