decussateadj.

/dɪˈkʌsət/

Etymology: < Latin decussātus, past participle of decussāre : see decuss v.

1. Having the form of an X.

ΘΚΠ

the world > space > relative position > fact or condition of being transverse > intersection > [adjective] > crossing or crossed over each other > cross-shaped

decussated1658

decussative1658

cruciform1661

cross-shaped17..

crucial1706

decussate1825

cross-headed1866

ten-shaped1907

1825 W. Hone Every-day Bk. (1826) I. 1538 The letter X, styled a cross decussate.

1882 F. W. Farrar Early Days Christianity I. 85 The decussate cross now known as the cross of St. Andrew.

2. Botany. Of leaves, etc.: Arranged on the stem in successive pairs, the directions of which cross each other at right angles, so that the alternate pairs are parallel.

ΚΠ

1835 J. Lindley Introd. Bot. (1848) II. 382 Decussate, arranged in pairs that alternately cross each other.

1884 F. O. Bower & D. H. Scott tr. H. A. de Bary Compar. Anat. Phanerogams & Ferns 259 The stem has four angles, and bears decussate pairs of opposite leaves.

Derivatives

deˈcussately adv. in a decussate manner.

ΚΠ

1846 J. D. Dana U.S. Exploring Exped.: Zoophytes 329 Folia..transversely coalescent or intersecting one another (decussately aggregated).

This entry has not yet been fully updated (first published 1894; most recently modified version published online June 2018).

decussatev.

Brit.

/dɪˈkʌseɪt/,

/ˈdɛkəseɪt/, U.S.

/ˈdɛkəˌseɪt/

Etymology: < Latin decussāt-, participial stem of decussāre : see decuss v.

1. transitive. To cross, intersect, lie across, so as to form a figure like the letter X.

ΘΚΠ

the world > space > relative position > fact or condition of being transverse > intersection > intersect [verb (transitive)]

crossc1400

overcarvec1400

cut?a1475

intersect1615

decussate1658

decuss1782

transect1861

1658 Sir T. Browne Garden of Cyrus iii, in Hydriotaphia: Urne-buriall 149 The right and transverse fibres are decussated, by the oblique fibres.

1666 Philos. Trans. 1665–6 (Royal Soc.) 1 221 These Rainbows did not..decussate one another at right angles.

1737 H. Bracken Farriery Improved viii. 97 The inner [fibres] always decussate or cross the outer.

1835–6 Todd's Cycl. Anat. & Physiol. I. 583/1 Their medullary fibres..converge and decussate each other.

2. intransitive. To cross or intersect each other; to form a figure like the letter X.

ΘΚΠ

the world > space > relative position > fact or condition of being transverse > intersection > intersect [verb (intransitive)]

interject1605

interfere1647

decussate1713

intersect1849

1713 W. Derham Physico-theol. iv. vii. 153 The Fibres of the external and internal Intercostals decussate.

1835–6 Todd's Cycl. Anat. & Physiol. I. 251/1 Sometimes they [ligaments] cross or decussate with each other.

1875 C. C. Blake Zoology 198 Optic nerves, commissurally united, not decussating.

This entry has not yet been fully updated (first published 1894; most recently modified version published online June 2022).

单词	decussate
释义	decussateadj. /dɪˈkʌsət/ Etymology: < Latin decussātus, past participle of decussāre : see decuss v. 1. Having the form of an X. ΘΚΠ the world > space > relative position > fact or condition of being transverse > intersection > [adjective] > crossing or crossed over each other > cross-shaped decussated1658 decussative1658 cruciform1661 cross-shaped17.. crucial1706 decussate1825 cross-headed1866 ten-shaped1907 1825 W. Hone Every-day Bk. (1826) I. 1538 The letter X, styled a cross decussate. 1882 F. W. Farrar Early Days Christianity I. 85 The decussate cross now known as the cross of St. Andrew. 2. Botany. Of leaves, etc.: Arranged on the stem in successive pairs, the directions of which cross each other at right angles, so that the alternate pairs are parallel. ΚΠ 1835 J. Lindley Introd. Bot. (1848) II. 382 Decussate, arranged in pairs that alternately cross each other. 1884 F. O. Bower & D. H. Scott tr. H. A. de Bary Compar. Anat. Phanerogams & Ferns 259 The stem has four angles, and bears decussate pairs of opposite leaves. Derivatives deˈcussately adv. in a decussate manner. ΚΠ 1846 J. D. Dana U.S. Exploring Exped.: Zoophytes 329 Folia..transversely coalescent or intersecting one another (decussately aggregated). This entry has not yet been fully updated (first published 1894; most recently modified version published online June 2018). decussatev. Brit. /dɪˈkʌseɪt/, /ˈdɛkəseɪt/, U.S. /ˈdɛkəˌseɪt/ Etymology: < Latin decussāt-, participial stem of decussāre : see decuss v. 1. transitive. To cross, intersect, lie across, so as to form a figure like the letter X. ΘΚΠ the world > space > relative position > fact or condition of being transverse > intersection > intersect [verb (transitive)] crossc1400 overcarvec1400 cut?a1475 intersect1615 decussate1658 decuss1782 transect1861 1658 Sir T. Browne Garden of Cyrus iii, in Hydriotaphia: Urne-buriall 149 The right and transverse fibres are decussated, by the oblique fibres. 1666 Philos. Trans. 1665–6 (Royal Soc.) 1 221 These Rainbows did not..decussate one another at right angles. 1737 H. Bracken Farriery Improved viii. 97 The inner [fibres] always decussate or cross the outer. 1835–6 Todd's Cycl. Anat. & Physiol. I. 583/1 Their medullary fibres..converge and decussate each other. 2. intransitive. To cross or intersect each other; to form a figure like the letter X. ΘΚΠ the world > space > relative position > fact or condition of being transverse > intersection > intersect [verb (intransitive)] interject1605 interfere1647 decussate1713 intersect1849 1713 W. Derham Physico-theol. iv. vii. 153 The Fibres of the external and internal Intercostals decussate. 1835–6 Todd's Cycl. Anat. & Physiol. I. 251/1 Sometimes they [ligaments] cross or decussate with each other. 1875 C. C. Blake Zoology 198 Optic nerves, commissurally united, not decussating. This entry has not yet been fully updated (first published 1894; most recently modified version published online June 2022). < adj.1825v.1658
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