penetrantadj.n.

Brit.

/ˈpɛnᵻtr(ə)nt/, U.S.

/ˈpɛnətr(ə)nt/

Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French pénétrant; Latin penetrant-, penetrāns.

Etymology: Partly < Middle French, French pénétrant (1314 in Old French in sense ‘piercing’ (earliest in medical use), 1666 in sense ‘having mental penetration’; use as adjective of present participle of pénétrer : see penetrate v.), and partly < classical Latin penetrant-, penetrāns, present participle (in post-classical Latin tending to be used as adjective, from 4th cent.) of penetrāre penetrate v.

A. adj.

1. Penetrating, piercing; able to make its way into or through something. Now rare.

ΘΚΠ

the world > movement > motion in a certain direction > going or coming in > [adjective] > penetrating

piercinga1400

penetrative?a1425

penetrablec1425

penetrive?a1505

penetrant1543

thrilling1579

thrillant1590

penetrating1874

1543 B. Traheron tr. J. de Vigo Most Excellent Wks. Chirurg. ii i. f. 68/1 Thys Aposteme is penetrant, or persynge.

1601 P. Holland tr. Pliny Hist. World II. 87 Their sent is piercing and penetrant.

1701 J. Ray Wisdom of God (ed. 3) i. 29 The Food..is..render'd so fluid and penetrant, that the thinner and finer part of it easily finds its way in at the streight Orifices of the lacteous Veins.

1713 W. Derham Physico-theol. i. iv. 29 It's Rays would be less penetrant.

1887 R. Garnett Life Carlyle vii. 126 The hit was fair and penetrant.

1931 W. Faulkner Sanctuary xxiii. 249 ‘Judge,’ Snopes said in a penetrant undertone.

2. figurative. Chiefly literary. Having or showing mental penetration or insight; acute, subtle; = penetrating adj. 3.

ΘΚΠ

the mind > mental capacity > understanding > intelligence, cleverness > sharpness, shrewdness, insight > [adjective]

sharpc888

yepec1000

spacka1200

yare-witelc1275

fellc1300

yap13..

seeinga1382

far-castinga1387

sightya1400

perceivinga1425

snellc1425

politic?a1439

quickc1449

pregnant?a1475

pert1484

quick-wittedc1525

apt1535

intelligentc1540

queemc1540

ready-witted1576

political1577

of (a) great, deep, etc., reach1579

conceited1583

perspicuous1584

sharp-witteda1586

shrewd1589

inseeing1590

conceived1596

acute1598

pregnate1598

agile1599

nimble-headed1601

insighted1602

nimble1604

nimble-witted1604

penetrant1605

penetrating1606

spraga1616

acuminous1619

discoursing1625

smart1639

penetrativea1641

sagacious1650

nasute1653

acuminate1654

blunt-sharpa1661

long-headed1665

smoky1688

rapid1693

keen1704

gash1706

snack1710

cute1731

mobile1778

wide awake1785

acuminated1786

quick-minded1789

kicky1790

snap1790

downy1803

snacky1806

unbaffleable1827

varmint1829

needle-sharp1836

nimble-brained1836

incisivea1850

spry1849

fast1850

snappy1871

hard-boiled1884

on the spot1903

1605 E. Sandys Relation State of Relig. 28 So searching and penetrant is that Sea [read See].

1661 R. Boyle Some Consider. Style of Script. (1675) 188 Whose penetrant and powerful arguments defeat not God's enemies.

1742 R. North & M. North Life F. North 269 His Skill was more pedantic than penetrant.

1820 J. Keats Lamia ii, in Lamia & Other Poems 29 The lady, ever watchful, penetrant, Saw this with pain.

1836 W. A. Butler in Blackwood's Edinb. Mag. 39 455 He who hath The vision penetrant of Poesie.

1876 J. B. L. Warren Soldier of Fortune iv. i. 288 Count. These things are surely ominous. Courtier. Your excellency is ever penetrant.

2000 D. Oliver Salvo for Afr. 60 The film is more penetrant than propaganda; for it shows the silence here and the thorny look in the girls' eyes.

3. Genetics. Of a gene or set of genes: producing to a specified degree its characteristic effect in the phenotypes which possess it (cf. penetrance n. 2).

ΘΚΠ

the world > life > biology > biological processes > genetic activity > genetic constitution > [adjective] > phenotype > phenotypic effects

pleiotropic1938

penetrant1949

1949 Science 26 Aug. 204/2 If the dominant allele is fully penetrant and causes its phenotypic effect to appear before the reproductive age has been reached,..[etc.].

1973 B. J. Williams Evol. & Human Origins ii. 30/1 Genes are spoken of as fully penetrant or incompletely penetrant, but this is, in fact, as much a property of the environment as of the gene.

1978 Nature 27 Apr. 755/1 Gajdusek originally suggested that transmission was due to an autosomal dominant gene, fully penetrant in heterozygous females, but rarely penetrant in males unless they were homozygous.

1998 A. Pease & B. Pease Why Men don't listen & Women can't read Maps (1999) viii. 203 The variety of gene that causes Huntington's disease is 100% penetrant, whereas the gene that causes Type One diabetes is only 30% penetrant.

B. n.

†1. A person of penetration or insight. Obsolete. rare.

ΘΚΠ

the mind > mental capacity > understanding > intelligence, cleverness > sharpness, shrewdness, insight > [noun] > sharp person

grace-wifec1600

penetranta1734

wide awake1839

sparrow1861

sharpshins1883

a1734 R. North Examen (1740) i. ii. §173. 121 Our Penetrants have fancied all the Riddles..which in the Reign of King Charles II. were many.

2. Materials Science. A coloured or fluorescent liquid used to penetrate cracks, pores, and other surface defects to facilitate their detection. Frequently attributive, as penetrant inspection, penetrant testing.

ΘΚΠ

society > occupation and work > equipment > marking tools > [noun] > others

arcanna1753

plug1839

penetrant1930

1930 Industr. & Engin. Chem. 22 515/1 This solvent [sc. dichloroethyl ether] is often used with diethylene glycol, soaps, and sulfonated oils in the compounding of wetting-out agents and penetrants.

1948 M. E. Parker Food-plant Sanitation xii. 288 The surface activity of wetting agents, penetrants, and detergents depends upon the simultaneous activity of both moieties of the preparation.

1951 Materials & Methods Feb. 92/2 Fluorescent penetrant inspection makes use of a water-washable penetrant of high fluorescence and unusual wetting or penetrating properties.

1973 A. Parrish Mech. Engineer's Ref. Bk. (ed. 11) viii. 13 Penetrant testing is the modern version of the old oil and whiting technique and is applicable to all metals and many non-metallic materials.

1991 Nucl. Energy June 159/1 All of the cladding has been dressed to the requisite surface finish and form tolerance, ultrasonically examined, dye penetrant inspected (DPI), thickness checked and ferrite levels determined.

This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).

单词	penetrant
释义	penetrantadj.n. Brit. /ˈpɛnᵻtr(ə)nt/, U.S. /ˈpɛnətr(ə)nt/ Origin: Of multiple origins. Partly a borrowing from French. Partly a borrowing from Latin. Etymons: French pénétrant; Latin penetrant-, penetrāns. Etymology: Partly < Middle French, French pénétrant (1314 in Old French in sense ‘piercing’ (earliest in medical use), 1666 in sense ‘having mental penetration’; use as adjective of present participle of pénétrer : see penetrate v.), and partly < classical Latin penetrant-, penetrāns, present participle (in post-classical Latin tending to be used as adjective, from 4th cent.) of penetrāre penetrate v. A. adj. 1. Penetrating, piercing; able to make its way into or through something. Now rare. ΘΚΠ the world > movement > motion in a certain direction > going or coming in > [adjective] > penetrating piercinga1400 penetrative?a1425 penetrablec1425 penetrive?a1505 penetrant1543 thrilling1579 thrillant1590 penetrating1874 1543 B. Traheron tr. J. de Vigo Most Excellent Wks. Chirurg. ii i. f. 68/1 Thys Aposteme is penetrant, or persynge. 1601 P. Holland tr. Pliny Hist. World II. 87 Their sent is piercing and penetrant. 1701 J. Ray Wisdom of God (ed. 3) i. 29 The Food..is..render'd so fluid and penetrant, that the thinner and finer part of it easily finds its way in at the streight Orifices of the lacteous Veins. 1713 W. Derham Physico-theol. i. iv. 29 It's Rays would be less penetrant. 1887 R. Garnett Life Carlyle vii. 126 The hit was fair and penetrant. 1931 W. Faulkner Sanctuary xxiii. 249 ‘Judge,’ Snopes said in a penetrant undertone. 2. figurative. Chiefly literary. Having or showing mental penetration or insight; acute, subtle; = penetrating adj. 3. ΘΚΠ the mind > mental capacity > understanding > intelligence, cleverness > sharpness, shrewdness, insight > [adjective] sharpc888 yepec1000 spacka1200 yare-witelc1275 fellc1300 yap13.. seeinga1382 far-castinga1387 sightya1400 perceivinga1425 snellc1425 politic?a1439 quickc1449 pregnant?a1475 pert1484 quick-wittedc1525 apt1535 intelligentc1540 queemc1540 ready-witted1576 political1577 of (a) great, deep, etc., reach1579 conceited1583 perspicuous1584 sharp-witteda1586 shrewd1589 inseeing1590 conceived1596 acute1598 pregnate1598 agile1599 nimble-headed1601 insighted1602 nimble1604 nimble-witted1604 penetrant1605 penetrating1606 spraga1616 acuminous1619 discoursing1625 smart1639 penetrativea1641 sagacious1650 nasute1653 acuminate1654 blunt-sharpa1661 long-headed1665 smoky1688 rapid1693 keen1704 gash1706 snack1710 cute1731 mobile1778 wide awake1785 acuminated1786 quick-minded1789 kicky1790 snap1790 downy1803 snacky1806 unbaffleable1827 varmint1829 needle-sharp1836 nimble-brained1836 incisivea1850 spry1849 fast1850 snappy1871 hard-boiled1884 on the spot1903 1605 E. Sandys Relation State of Relig. 28 So searching and penetrant is that Sea [read See]. 1661 R. Boyle Some Consider. Style of Script. (1675) 188 Whose penetrant and powerful arguments defeat not God's enemies. 1742 R. North & M. North Life F. North 269 His Skill was more pedantic than penetrant. 1820 J. Keats Lamia ii, in Lamia & Other Poems 29 The lady, ever watchful, penetrant, Saw this with pain. 1836 W. A. Butler in Blackwood's Edinb. Mag. 39 455 He who hath The vision penetrant of Poesie. 1876 J. B. L. Warren Soldier of Fortune iv. i. 288 Count. These things are surely ominous. Courtier. Your excellency is ever penetrant. 2000 D. Oliver Salvo for Afr. 60 The film is more penetrant than propaganda; for it shows the silence here and the thorny look in the girls' eyes. 3. Genetics. Of a gene or set of genes: producing to a specified degree its characteristic effect in the phenotypes which possess it (cf. penetrance n. 2). ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic constitution > [adjective] > phenotype > phenotypic effects pleiotropic1938 penetrant1949 1949 Science 26 Aug. 204/2 If the dominant allele is fully penetrant and causes its phenotypic effect to appear before the reproductive age has been reached,..[etc.]. 1973 B. J. Williams Evol. & Human Origins ii. 30/1 Genes are spoken of as fully penetrant or incompletely penetrant, but this is, in fact, as much a property of the environment as of the gene. 1978 Nature 27 Apr. 755/1 Gajdusek originally suggested that transmission was due to an autosomal dominant gene, fully penetrant in heterozygous females, but rarely penetrant in males unless they were homozygous. 1998 A. Pease & B. Pease Why Men don't listen & Women can't read Maps (1999) viii. 203 The variety of gene that causes Huntington's disease is 100% penetrant, whereas the gene that causes Type One diabetes is only 30% penetrant. B. n. †1. A person of penetration or insight. Obsolete. rare. ΘΚΠ the mind > mental capacity > understanding > intelligence, cleverness > sharpness, shrewdness, insight > [noun] > sharp person grace-wifec1600 penetranta1734 wide awake1839 sparrow1861 sharpshins1883 a1734 R. North Examen (1740) i. ii. §173. 121 Our Penetrants have fancied all the Riddles..which in the Reign of King Charles II. were many. 2. Materials Science. A coloured or fluorescent liquid used to penetrate cracks, pores, and other surface defects to facilitate their detection. Frequently attributive, as penetrant inspection, penetrant testing. ΘΚΠ society > occupation and work > equipment > marking tools > [noun] > others arcanna1753 plug1839 penetrant1930 1930 Industr. & Engin. Chem. 22 515/1 This solvent [sc. dichloroethyl ether] is often used with diethylene glycol, soaps, and sulfonated oils in the compounding of wetting-out agents and penetrants. 1948 M. E. Parker Food-plant Sanitation xii. 288 The surface activity of wetting agents, penetrants, and detergents depends upon the simultaneous activity of both moieties of the preparation. 1951 Materials & Methods Feb. 92/2 Fluorescent penetrant inspection makes use of a water-washable penetrant of high fluorescence and unusual wetting or penetrating properties. 1973 A. Parrish Mech. Engineer's Ref. Bk. (ed. 11) viii. 13 Penetrant testing is the modern version of the old oil and whiting technique and is applicable to all metals and many non-metallic materials. 1991 Nucl. Energy June 159/1 All of the cladding has been dressed to the requisite surface finish and form tolerance, ultrasonically examined, dye penetrant inspected (DPI), thickness checked and ferrite levels determined. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022). < adj.n.1543
随便看	θ76998 θ76999 θ77 θ770 θ7700 θ77000 θ77001 θ77002 θ77003 θ77004 θ77005 θ77006 θ77007 θ77008 θ77009 θ7701 θ77010 θ77011 θ77012 θ77013 θ77014 θ77015 θ77016 θ77017 θ77018