abstrictionn.

Brit.

/əbˈstrɪkʃn/, U.S.

/əbˈstrɪkʃ(ə)n/,

/æbˈstrɪkʃ(ə)n/

Origin: A borrowing from Latin, combined with an English element. Etymons: ab- prefix, Latin strictiōn-, strictiō.

Etymology: < ab- prefix + classical Latin strictiōn-, strictiō striction n.

1. A loosening, an unbinding. rare.

ΘΚΠ

the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > loosening or unfastening > [noun]

undoinga1425

leesingc1440

loosing1482

dissolution1548

unlocking1568

unloosing1578

loosening1598

unbinding1598

untying1598

abstriction1650

unclenching1688

unclinching1688

apoptosis1749

unreeving1775

unloosening1793

1650 H. Brooke Υγιεινη 192 Disease which upon an unadvised abstriction would be riveted into the Body.

1931 Chester (Pa.) Times 14 Nov. 6/4 When the retail dealer receives the goods he finds that they are largely unsaleable by the abstriction of the tag.

2. Biology. Separation or detachment by constriction; formation by this means; (Mycology) the separation of a spore from a hypha or sporangiophore, esp. by narrowing of the connecting tissue and usually preceded by the formation of a septum.See quot. 1887.

ΘΚΠ

the world > life > biology > physical aspects or shapes > specific areas or structures > [noun] > separation or partition

mediastinum?a1425

mediastine?c1425

septum1543

paries1694

interseptum1753

cameration1863

abstriction1877

abjunction1887

macroseptum1904

1877 A. W. Bennett tr. O. W. Thomé Text-bk. Struct. & Physiol. Bot. Index 463/1 Abstriction.

1879 Jrnl. Royal Microsc. Soc. 2 600 Spores are then formed by abstriction from the ends of hyphæ which appear within the cavities.

1887 H. E. F. Garnsey & I. B. Balfour tr. H. A. de Bary Compar. Morphol. & Biol. Fungi iii. 61 Acrogenous abjunction (Acrogene Abgliederung). [Note] The distinction between ‘Abgliederung’ and ‘Abschnürung’..finds no expression in English botanical terminology, whilst the idea implied in both has been rendered by the term ‘abstriction’. If this term could be restricted to what is designated by ‘Abschnürung’, it might be retained as satisfactory; but unfortunately it has come to be used so generally in the sense of ‘Abgliederung’, that to avoid confusion it is altogether discarded in the text and the term ‘abjunction’..is introduced as rendering ‘Abgliederung’ and ‘abscision’..is used to express ‘Abschnürung’.

1893 J. Tuckey tr. B. Hatschek Amphioxus 141 An abstriction of the fold formation of the dorsal wall.

1895 F. W. Oliver et al. tr. A. Kerner von Marilaun Nat. Hist. Plants II. 20 Spores which arise..by abstriction and abjunction.

1911 J. A. Long & E. L. Mark Maturation Egg of Mouse vii. 40 Instances in which the daughter chromosomes have separated and have reached, or nearly reached, the poles before the abstriction of the second polar cell begins.

1939 E. A. Bessey Text-bk. Mycol. (new ed.) vi. 126 The conidial production may consist only of the abstriction of a single cell from the tip of a short, unbranched conidiophore.

1975 J. H. Burnett Mycogenetics v. 85 Heterokaryons..are perpetuated through the growth of heterokaryotic apical cells of hyphae or by the abstriction of multinucleate heterokaryotic propagules.

2006 K. W. Jeon Surv. Cell Biol. 67 (caption) Telophase II of second maturation showing the abstriction of the second polar body.

This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).

单词	abstriction
释义	abstrictionn. Brit. /əbˈstrɪkʃn/, U.S. /əbˈstrɪkʃ(ə)n/, /æbˈstrɪkʃ(ə)n/ Origin: A borrowing from Latin, combined with an English element. Etymons: ab- prefix, Latin strictiōn-, strictiō. Etymology: < ab- prefix + classical Latin strictiōn-, strictiō striction n. 1. A loosening, an unbinding. rare. ΘΚΠ the world > relative properties > wholeness > mutual relation of parts to whole > separation > separation or detachment > loosening or unfastening > [noun] undoinga1425 leesingc1440 loosing1482 dissolution1548 unlocking1568 unloosing1578 loosening1598 unbinding1598 untying1598 abstriction1650 unclenching1688 unclinching1688 apoptosis1749 unreeving1775 unloosening1793 1650 H. Brooke Υγιεινη 192 Disease which upon an unadvised abstriction would be riveted into the Body. 1931 Chester (Pa.) Times 14 Nov. 6/4 When the retail dealer receives the goods he finds that they are largely unsaleable by the abstriction of the tag. 2. Biology. Separation or detachment by constriction; formation by this means; (Mycology) the separation of a spore from a hypha or sporangiophore, esp. by narrowing of the connecting tissue and usually preceded by the formation of a septum.See quot. 1887. ΘΚΠ the world > life > biology > physical aspects or shapes > specific areas or structures > [noun] > separation or partition mediastinum?a1425 mediastine?c1425 septum1543 paries1694 interseptum1753 cameration1863 abstriction1877 abjunction1887 macroseptum1904 1877 A. W. Bennett tr. O. W. Thomé Text-bk. Struct. & Physiol. Bot. Index 463/1 Abstriction. 1879 Jrnl. Royal Microsc. Soc. 2 600 Spores are then formed by abstriction from the ends of hyphæ which appear within the cavities. 1887 H. E. F. Garnsey & I. B. Balfour tr. H. A. de Bary Compar. Morphol. & Biol. Fungi iii. 61 Acrogenous abjunction (Acrogene Abgliederung). [Note] The distinction between ‘Abgliederung’ and ‘Abschnürung’..finds no expression in English botanical terminology, whilst the idea implied in both has been rendered by the term ‘abstriction’. If this term could be restricted to what is designated by ‘Abschnürung’, it might be retained as satisfactory; but unfortunately it has come to be used so generally in the sense of ‘Abgliederung’, that to avoid confusion it is altogether discarded in the text and the term ‘abjunction’..is introduced as rendering ‘Abgliederung’ and ‘abscision’..is used to express ‘Abschnürung’. 1893 J. Tuckey tr. B. Hatschek Amphioxus 141 An abstriction of the fold formation of the dorsal wall. 1895 F. W. Oliver et al. tr. A. Kerner von Marilaun Nat. Hist. Plants II. 20 Spores which arise..by abstriction and abjunction. 1911 J. A. Long & E. L. Mark Maturation Egg of Mouse vii. 40 Instances in which the daughter chromosomes have separated and have reached, or nearly reached, the poles before the abstriction of the second polar cell begins. 1939 E. A. Bessey Text-bk. Mycol. (new ed.) vi. 126 The conidial production may consist only of the abstriction of a single cell from the tip of a short, unbranched conidiophore. 1975 J. H. Burnett Mycogenetics v. 85 Heterokaryons..are perpetuated through the growth of heterokaryotic apical cells of hyphae or by the abstriction of multinucleate heterokaryotic propagules. 2006 K. W. Jeon Surv. Cell Biol. 67 (caption) Telophase II of second maturation showing the abstriction of the second polar body. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < n.1650
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