retentionとは 意味・読み方・使い方

語源

From 中期英語 retencioun, borrowed from Latin retentiō, retentiōnis, from retentus, the perfect passive participle of retineō (“retain”) (from re- (“back, again”) + teneō (“hold, keep”)).

発音

• IPA: /ɹɪˈtɛnʃən/

名詞

retention (countable and uncountable, plural retentions)

1. The act of retaining or something retained.
   • c. 1601–1602 (date written), William Shakespeare, “Twelfe Night, or What You Will”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene iv], page 95:

     No woman's heart / So big, to hold so much; they lack retention.

2. The act or power of remembering things.
3. Memory; what is retained in the mind.
   • 2015 March 25, thedeadlymoose, “The Seed of an Idea”, in SCP Foundation‎, archived from the original on 1 December 2024:

     "Still," Suit echoed. "The way she handles the gun jamming." Suit shook their head in admiration. "Tap, rack, bang, without hesitation. That's extraordinary retention."

4. (medicine) The involuntary withholding of urine and faeces.
5. (medicine) The length of time a patient remains in treatment.
6. (obsolete) That which contains something, as a tablet; a means of preserving impressions.
   • 1609, William Shakespeare, “Sonnet 122”, in Shake-speares Sonnets. […], London: By G[eorge] Eld for T[homas] T[horpe] and are to be sold by William Aspley, →OCLC:

     Thy gift, thy tables, are within my brain
     Full character’d with lasting memory,
     […]
     That poor retention could not so much hold,
     Nor need I tallies thy dear love to score;

7. (obsolete) The act of withholding; restraint; reserve.
   • c. 1601–1602 (date written), William Shakespeare, “Twelfe Night, or What You Will”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act V, scene i], page 79:

     His life I gave him, and did thereto add / My love without retention or restraint,

8. (obsolete) A place of custody or confinement.
9. (law) The right to withhold a debt, or of retaining property until a debt due to the person claiming the right is duly paid; a lien.
   • 1754, John Erskine of Carnock, (Please provide the book title or journal name):

     The right of retention, which bears a near resemblance to compensation, is chiefly competent where the mutual debts, not being liquid, cannot be the ground of compensation

10. (insurance) The portion of a potential damage that must be paid for by the holder of an insurance policy.

派生語

関連する語

アナグラム

• enter into, intertone, tontineer