dilatatorn.

/ˈdʌɪləˌteɪtə/

Etymology: < Latin dīlātātor, agent-noun < dīlātāre to dilate v.² In French dilatateur (Cotgrave 1611). When treated as Latin, the stress is on the third syllable.

a. Anatomy. A muscle which dilates or expands a part; also attributive.

ΘΚΠ

the world > life > the body > structural parts > muscle > types of muscles > [noun]

sphincter1578

raiser1588

in-muscle?1609

oblique1612

abducens1615

abductor1615

adductor1615

antagonist1615

bender1615

depressor1615

extender1615

flexor1615

levator1615

quadratus1615

rectus1615

retractor1615

sphincter-muscle1615

accelerator1638

bicepsa1641

elevator1646

adducent1649

lifter1649

rotator1657

flector1666

contractor1682

dilater1683

orbicularis palpebrarum1694

transverse muscle1696

tensor muscle1704

biventer1706

extensor1713

attollent1728

constrictor1741

dilator1741

risibles1785

orbicularis oculi1797

obliquus1799

erector1828

extensor-muscle1830

compressor1836

trans-muscle1836

antagonizer1844

motor1846

evertor1848

inflector1851

protractor1853

prime mover1860

orbicular1872

transversalis1872

invertor1875

skeletal muscle1877

dilatator1878

occlusor muscle1878

sphincter1879

pilomotor1892

agonist1896

1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 571 In the Reptilia these are replaced by a constrictor and a dilatator muscle.

1883 New Sydenham Soc. Lexicon Dilata′tor, a widener. Applied to certain muscles whose office is to widen or dilate the parts on which they act.

b. Surgery. An instrument for dilating or distending an opening. (Also dilater n., and less correctly dilator n.¹)

ΘΚΠ

the world > health and disease > healing > medical appliances or equipment > surgical instruments > [noun] > dilator or speculum

tendiculec1425

speculum1598

dilatator1611

dilatatory1611

dilater1634

dilator1688

diopter1706

quadrivalve1852

duck-bill speculum1879

proctoscope1896

1611 R. Cotgrave Dict. French & Eng. Tongues Dilatateur, a dilatator, inlarger, widener; extender.

1883 New Sydenham Soc. Lexicon Dilata′tor, a widener. Applied..to instruments for opening or enlarging the entrances to cavities or passages.

This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022).

单词	dilatator
释义	dilatatorn. /ˈdʌɪləˌteɪtə/ Etymology: < Latin dīlātātor, agent-noun < dīlātāre to dilate v.² In French dilatateur (Cotgrave 1611). When treated as Latin, the stress is on the third syllable. a. Anatomy. A muscle which dilates or expands a part; also attributive. ΘΚΠ the world > life > the body > structural parts > muscle > types of muscles > [noun] sphincter1578 raiser1588 in-muscle?1609 oblique1612 abducens1615 abductor1615 adductor1615 antagonist1615 bender1615 depressor1615 extender1615 flexor1615 levator1615 quadratus1615 rectus1615 retractor1615 sphincter-muscle1615 accelerator1638 bicepsa1641 elevator1646 adducent1649 lifter1649 rotator1657 flector1666 contractor1682 dilater1683 orbicularis palpebrarum1694 transverse muscle1696 tensor muscle1704 biventer1706 extensor1713 attollent1728 constrictor1741 dilator1741 risibles1785 orbicularis oculi1797 obliquus1799 erector1828 extensor-muscle1830 compressor1836 trans-muscle1836 antagonizer1844 motor1846 evertor1848 inflector1851 protractor1853 prime mover1860 orbicular1872 transversalis1872 invertor1875 skeletal muscle1877 dilatator1878 occlusor muscle1878 sphincter1879 pilomotor1892 agonist1896 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 571 In the Reptilia these are replaced by a constrictor and a dilatator muscle. 1883 New Sydenham Soc. Lexicon Dilata′tor, a widener. Applied to certain muscles whose office is to widen or dilate the parts on which they act. b. Surgery. An instrument for dilating or distending an opening. (Also dilater n., and less correctly dilator n.¹) ΘΚΠ the world > health and disease > healing > medical appliances or equipment > surgical instruments > [noun] > dilator or speculum tendiculec1425 speculum1598 dilatator1611 dilatatory1611 dilater1634 dilator1688 diopter1706 quadrivalve1852 duck-bill speculum1879 proctoscope1896 1611 R. Cotgrave Dict. French & Eng. Tongues Dilatateur, a dilatator, inlarger, widener; extender. 1883 New Sydenham Soc. Lexicon Dilata′tor, a widener. Applied..to instruments for opening or enlarging the entrances to cavities or passages. This entry has not yet been fully updated (first published 1896; most recently modified version published online March 2022). < n.1611
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