primordiumn.

Brit.

/prʌɪˈmɔːdɪəm/, U.S.

/praɪˈmɔrdiəm/

Inflections: Plural primordia.

Origin: A borrowing from Latin. Etymon: Latin prīmordium.

Etymology: < classical Latin prīmordium beginning, earliest stage (usually in plural, prīmordia beginnings, origin, source, elementary stage or form, elements) < prīmus prime adj. + ordīrī to begin (see order n.; compare exordium exordium n.). In sense 2 after German Primordium (1873 in plural Primordien in the passage translated in quot. 1875 at sense 2). Compare Spanish primordio (1589 or earlier), Portuguese primórdio (16th cent.), Italian primordio (a1565 or earlier).

1. The very beginning, the earliest stage; a starting point, an introduction; (also) a source or origin.

ΘΚΠ

the world > action or operation > undertaking > preparation > [noun] > a) preparation(s) > a preliminary action or step

introductionc1386

deductiona1535

induction?1544

preamble1548

flourish1552

preludium1563

primordium1577

preparativec1580

exordium1581

introit1583

foregoinga1586

prologuea1586

preface1589

prelusion1597

proem1598

prolusion1601

introductory1646

preliminary1656

prelimination1667

flourishing1687

little go1842

preluding1858

foreword1888

prelim1891

prelimen1898

run-in1900

opening gambit1911

prolegomenon1926

lead-in1928

pipe-openera1936

lead-up1953

intro1964

the world > relative properties > order > order, sequence, or succession > beginning > [noun] > the first part or beginning > the earliest stage(s)

beginningc1200

calendsc1374

crepusculum1398

childhood1549

infancy1555

rudiments1566

primordium1577

primitives1602

inchoation1652

inceptive1728

incunabula1824

baby step1825

inchoate1845

incipiency1858

incipience1864

the world > existence and causation > causation > source or origin > [noun] > source or primitive or original form

germc1550

stocka1625

seediness1662

primordium1704

germen1794

root form1832

rootstock1862

1577 N. Breton Woorkes of Young Wit sig. Aiii. (heading) Primordium.

1584 T. Lodge Alarum against Vsurers To Sir Philip Sidney sig. Aii Whom I most humbly intreate, not onely in so iust a cause to protect me, but also in these Primordia of my studies, after the accustomed prudence of the Philosophers.

1653 W. Harvey Anat. Exercitations lxiii. 515 I conceive that both ought alike to be called Primordium, the first Rudiment from which an Animal doth spring.

1659 Sir T. Browne Let. 8 June (1946) 292 The generative primordium makes his progresse in the earth.

1671 J. Howe Wks. (1834) 199/1 The mere preludes of this glory, the primordia, the beginnings of it.

1704 J. Swift Tale of Tub viii. 147 Those Beings must be of chief Excellence, wherein that Primordium appears most prominently to abound.

a1705 J. Howe Posthumous Wks. (1832) I. 66 They..want the radical, fundamental preparation; the primordia, or first principles by which they are to be adopted to that kingdom.

1762 J. Cook New Theory Generation 300 An Animalcule from the Male enters the Female Seed or Ovum of the Female, as the Primordium of the Parents Issue or Posterity.

1831 T. T. Stoddart Death-Wake ii. 56 And in the great primordium sublime Were nursed together, as an infant-twain.

1846 R. Garnett in Proc. Philol. Soc. 2 212 It would seem more probable that those roots are in many cases the real primordia of the ostensible d'hatoos or verbal roots.

1920 T. Carlyle in 19th Cent. Jan. 108 How strange these dim Primordia of Humanity, as yet inarticulate, mostly mute.

1960 J. B. Carman tr. W. B. Kristensen Meaning of Relig. i. iv. 143 In the most ancient Greek philosophy fire is here also conceived as the universal principle of life, the primordium.

1990 Christianity Today Mar. 47/2 The American search for some mythological primordium began with the Puritans.

2. Biology. An organ, structure, etc., in its earliest discernible stage of development (often as a group of cells); = anlage n.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > embryo parts > [noun] > rudiment

germen1608

principle1665

germ1721

primordium1875

anlage1892

fundament1892

proton1893

limb-bud1906

1797 Philos. Trans. (Royal Soc.) 87 192 The form it assumed while resident in these bodies, and especially at that particular time when the fœtal primordia are about to escape from them.]

1875 A. W. Bennett & W. T. T. Dyer tr. J. von Sachs Text-bk. Bot. ii. 531 In Primulaceæ..five protuberances (primordia) [Ger. fünf Protuberanzen (Primordien)] appear on the receptacle above the calyx, each of which grows up into a stamen.

1898 A. Willey in Nature 25 Aug. 390/1 The word that commends itself to me [for the German ‘Anlage’]..is primordium.

1908 F. R. Lillie Devel. of Chick 8 The ovum is the primordium of the individual, the ectoderm the primordium of all ectodermal structures,..the first thickening of the ectoderm over the optic cup the primordium of the lens, etc.

1935 Jrnl. Morphol. 58 425 The primitive mesenteron..consists of a single layer of squamous epithelium dorsal to the attachments of the cardiac primordia, and two layers ventral to them.

1978 M. J. T. FitzGerald Human Embryol. ix. 75 At the end of the fifth week the primordia of the hands and feet are already apparent.

1992 M. Ingrouille Diversity & Evol. Land Plants 41 Stipules are flaps or projections, sometimes leaf-like, which may serve to protect the developing bud and leaf primordium.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	primordium
释义	primordiumn. Brit. /prʌɪˈmɔːdɪəm/, U.S. /praɪˈmɔrdiəm/ Inflections: Plural primordia. Origin: A borrowing from Latin. Etymon: Latin prīmordium. Etymology: < classical Latin prīmordium beginning, earliest stage (usually in plural, prīmordia beginnings, origin, source, elementary stage or form, elements) < prīmus prime adj. + ordīrī to begin (see order n.; compare exordium exordium n.). In sense 2 after German Primordium (1873 in plural Primordien in the passage translated in quot. 1875 at sense 2). Compare Spanish primordio (1589 or earlier), Portuguese primórdio (16th cent.), Italian primordio (a1565 or earlier). 1. The very beginning, the earliest stage; a starting point, an introduction; (also) a source or origin. ΘΚΠ the world > action or operation > undertaking > preparation > [noun] > a) preparation(s) > a preliminary action or step introductionc1386 deductiona1535 induction?1544 preamble1548 flourish1552 preludium1563 primordium1577 preparativec1580 exordium1581 introit1583 foregoinga1586 prologuea1586 preface1589 prelusion1597 proem1598 prolusion1601 introductory1646 preliminary1656 prelimination1667 flourishing1687 little go1842 preluding1858 foreword1888 prelim1891 prelimen1898 run-in1900 opening gambit1911 prolegomenon1926 lead-in1928 pipe-openera1936 lead-up1953 intro1964 the world > relative properties > order > order, sequence, or succession > beginning > [noun] > the first part or beginning > the earliest stage(s) beginningc1200 calendsc1374 crepusculum1398 childhood1549 infancy1555 rudiments1566 primordium1577 primitives1602 inchoation1652 inceptive1728 incunabula1824 baby step1825 inchoate1845 incipiency1858 incipience1864 the world > existence and causation > causation > source or origin > [noun] > source or primitive or original form germc1550 stocka1625 seediness1662 primordium1704 germen1794 root form1832 rootstock1862 1577 N. Breton Woorkes of Young Wit sig. Aiii. (heading) Primordium. 1584 T. Lodge Alarum against Vsurers To Sir Philip Sidney sig. Aii Whom I most humbly intreate, not onely in so iust a cause to protect me, but also in these Primordia of my studies, after the accustomed prudence of the Philosophers. 1653 W. Harvey Anat. Exercitations lxiii. 515 I conceive that both ought alike to be called Primordium, the first Rudiment from which an Animal doth spring. 1659 Sir T. Browne Let. 8 June (1946) 292 The generative primordium makes his progresse in the earth. 1671 J. Howe Wks. (1834) 199/1 The mere preludes of this glory, the primordia, the beginnings of it. 1704 J. Swift Tale of Tub viii. 147 Those Beings must be of chief Excellence, wherein that Primordium appears most prominently to abound. a1705 J. Howe Posthumous Wks. (1832) I. 66 They..want the radical, fundamental preparation; the primordia, or first principles by which they are to be adopted to that kingdom. 1762 J. Cook New Theory Generation 300 An Animalcule from the Male enters the Female Seed or Ovum of the Female, as the Primordium of the Parents Issue or Posterity. 1831 T. T. Stoddart Death-Wake ii. 56 And in the great primordium sublime Were nursed together, as an infant-twain. 1846 R. Garnett in Proc. Philol. Soc. 2 212 It would seem more probable that those roots are in many cases the real primordia of the ostensible d'hatoos or verbal roots. 1920 T. Carlyle in 19th Cent. Jan. 108 How strange these dim Primordia of Humanity, as yet inarticulate, mostly mute. 1960 J. B. Carman tr. W. B. Kristensen Meaning of Relig. i. iv. 143 In the most ancient Greek philosophy fire is here also conceived as the universal principle of life, the primordium. 1990 Christianity Today Mar. 47/2 The American search for some mythological primordium began with the Puritans. 2. Biology. An organ, structure, etc., in its earliest discernible stage of development (often as a group of cells); = anlage n. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > embryo parts > [noun] > rudiment germen1608 principle1665 germ1721 primordium1875 anlage1892 fundament1892 proton1893 limb-bud1906 1797 Philos. Trans. (Royal Soc.) 87 192 The form it assumed while resident in these bodies, and especially at that particular time when the fœtal primordia are about to escape from them.] 1875 A. W. Bennett & W. T. T. Dyer tr. J. von Sachs Text-bk. Bot. ii. 531 In Primulaceæ..five protuberances (primordia) [Ger. fünf Protuberanzen (Primordien)] appear on the receptacle above the calyx, each of which grows up into a stamen. 1898 A. Willey in Nature 25 Aug. 390/1 The word that commends itself to me [for the German ‘Anlage’]..is primordium. 1908 F. R. Lillie Devel. of Chick 8 The ovum is the primordium of the individual, the ectoderm the primordium of all ectodermal structures,..the first thickening of the ectoderm over the optic cup the primordium of the lens, etc. 1935 Jrnl. Morphol. 58 425 The primitive mesenteron..consists of a single layer of squamous epithelium dorsal to the attachments of the cardiac primordia, and two layers ventral to them. 1978 M. J. T. FitzGerald Human Embryol. ix. 75 At the end of the fifth week the primordia of the hands and feet are already apparent. 1992 M. Ingrouille Diversity & Evol. Land Plants 41 Stipules are flaps or projections, sometimes leaf-like, which may serve to protect the developing bud and leaf primordium. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < n.1577
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