aculeusn.

Brit.

/əˈkjuːlɪəs/, U.S.

/əˈkjuliəs/

Inflections: Plural aculeae, aculei Brit.

/əˈkjuːlɪʌɪ/, U.S.

/əˈk(j)uliaɪ/.

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

Etymology: < classical Latin acūleus sting, spine, thorn, barb, spike, prick, pang < acus needle (see acicula n.) + -leus, suffix forming diminutives.

†1. A feeling of compunction; a sting or pang. Obsolete. rare.

ΘΚΠ

the mind > emotion > suffering > mental anguish or torment > [noun] > a pang

stitch?c1225

prong1440

twitch?1510

pang1534

pincha1566

aculeusa1612

twinge1622

twang1721

tang1724

twinging1816

brain-ache1836

a1612 J. Harington Briefe View Church of Eng. (1653) 145 Which Sermon, (though courteous ears are commonly so open, as it goes in at one ear, and out at the other) yet it left an Aculeus behind in many of all sorts.

2. Botany. A sharply pointed projection on a plant, such as a thorn or a spine; esp. one growing directly from the epidermis or forming an extension of it. Cf. prickle n.¹ 5.

ΘΚΠ

the world > plants > part of plant > thorn or prickle > [noun]

thornc950

pileOE

prickOE

pikec1300

spine1430

pricklec1484

brodc1550

sting1567

point1604

spears1607

stob1637

pin1650

pricket1663

spinet1672

aculeus1702

pricker1743

spicula1753

acicula1784

acicule1800

acicle1852

thornlet1882

sticker1889

1702 tr. S. Blankaart Physical Dict. (ed. 4) 4/1 Aculei, Thorns or Prickles.

1792 W. Bartram Trav. N. & S. Carolina (new ed.) ii. v. 161 Every part of the plant is nearly destitute of aculea, or those fascicles of barbed bristles which are in such plenty on the common dwarf Indian Fig.

1832 J. Lindley Introd. Bot. 44 Prickles (aculei) are rigid, opaque, conical processes, formed of masses of cellular tissue.

1878 W. R. McNab Bot. 76 Prickles or aculei occurring on some brambles and roses, differ from true hairs in their originating from the epidermis, and one or more cells below it.

1935 Bot. Gaz. 96 670 The aculei vary from mere hemispherical granules to large subulate spines.

1972 Kew Bull. 26 296 Aculei robust, short, rigid.

2001 Brittonia 53 61/2 Plants armed with retrorse aculei.

3. Zoology. The sting of an insect or other animal. Also: a stiff bristle or seta of an animal.

ΘΚΠ

the world > animals > animal body > general parts > [noun] > slender or pointed part > filamentary

whiska1618

aculeus1708

cirrus1753

seta1814

setule1826

chaeta1896

1708 Philos. Trans. (Royal Soc.) 26 77 Aculeus, Fairy Pins, or Fossil Bristles of the Sea-Urchin.

1758 T. Flloyd & J. Hill tr. J. Swammerdam Bk. Nature i. 33/1 The Louse..has a proboscis or trunk, or, as it may be otherwise called, a pointed and hollow aculeus or sucker.

1765 Philos. Trans. 1764 (Royal Soc.) 54 40 The Belemnite seems to be formed by apposition, and the Aculeus or Spine by protrusion, or, as Mr. Reaumur calls it, by intus-susception.

1828 W. Kirby & W. Spence Introd. Entomol. IV. xlii. 162 The valves are linear, exserted, and as long as the aculeus itself.

1885 Entomologist Apr. 107 Aculeus strongly curved upwards; marks on hind tibiæ faint.

1922 R. W. Hegner Pract. Zool. xii. 119 (caption) Aculeus [of a scorpion].

1977 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 10) II. 1077 Microtrichia or aculei are present on the wing-membrane.

1992 M. Schaffer-Fehre tr. S. Schaal & W. Ziegler Messel xiv. 185 Between the rows of scale pores a significant number of cuticle fragments bear a cover of so-called aculeae, i.e. simple, trabeculate or bristle-like processes of the cuticle.

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

单词	aculeus
释义	aculeusn. Brit. /əˈkjuːlɪəs/, U.S. /əˈkjuliəs/ Inflections: Plural aculeae, aculei Brit. /əˈkjuːlɪʌɪ/, U.S. /əˈk(j)uliaɪ/. Origin: A borrowing from Latin. Etymon: Latin acūleus. Etymology: < classical Latin acūleus sting, spine, thorn, barb, spike, prick, pang < acus needle (see acicula n.) + -leus, suffix forming diminutives. †1. A feeling of compunction; a sting or pang. Obsolete. rare. ΘΚΠ the mind > emotion > suffering > mental anguish or torment > [noun] > a pang stitch?c1225 prong1440 twitch?1510 pang1534 pincha1566 aculeusa1612 twinge1622 twang1721 tang1724 twinging1816 brain-ache1836 a1612 J. Harington Briefe View Church of Eng. (1653) 145 Which Sermon, (though courteous ears are commonly so open, as it goes in at one ear, and out at the other) yet it left an Aculeus behind in many of all sorts. 2. Botany. A sharply pointed projection on a plant, such as a thorn or a spine; esp. one growing directly from the epidermis or forming an extension of it. Cf. prickle n.¹ 5. ΘΚΠ the world > plants > part of plant > thorn or prickle > [noun] thornc950 pileOE prickOE pikec1300 spine1430 pricklec1484 brodc1550 sting1567 point1604 spears1607 stob1637 pin1650 pricket1663 spinet1672 aculeus1702 pricker1743 spicula1753 acicula1784 acicule1800 acicle1852 thornlet1882 sticker1889 1702 tr. S. Blankaart Physical Dict. (ed. 4) 4/1 Aculei, Thorns or Prickles. 1792 W. Bartram Trav. N. & S. Carolina (new ed.) ii. v. 161 Every part of the plant is nearly destitute of aculea, or those fascicles of barbed bristles which are in such plenty on the common dwarf Indian Fig. 1832 J. Lindley Introd. Bot. 44 Prickles (aculei) are rigid, opaque, conical processes, formed of masses of cellular tissue. 1878 W. R. McNab Bot. 76 Prickles or aculei occurring on some brambles and roses, differ from true hairs in their originating from the epidermis, and one or more cells below it. 1935 Bot. Gaz. 96 670 The aculei vary from mere hemispherical granules to large subulate spines. 1972 Kew Bull. 26 296 Aculei robust, short, rigid. 2001 Brittonia 53 61/2 Plants armed with retrorse aculei. 3. Zoology. The sting of an insect or other animal. Also: a stiff bristle or seta of an animal. ΘΚΠ the world > animals > animal body > general parts > [noun] > slender or pointed part > filamentary whiska1618 aculeus1708 cirrus1753 seta1814 setule1826 chaeta1896 1708 Philos. Trans. (Royal Soc.) 26 77 Aculeus, Fairy Pins, or Fossil Bristles of the Sea-Urchin. 1758 T. Flloyd & J. Hill tr. J. Swammerdam Bk. Nature i. 33/1 The Louse..has a proboscis or trunk, or, as it may be otherwise called, a pointed and hollow aculeus or sucker. 1765 Philos. Trans. 1764 (Royal Soc.) 54 40 The Belemnite seems to be formed by apposition, and the Aculeus or Spine by protrusion, or, as Mr. Reaumur calls it, by intus-susception. 1828 W. Kirby & W. Spence Introd. Entomol. IV. xlii. 162 The valves are linear, exserted, and as long as the aculeus itself. 1885 Entomologist Apr. 107 Aculeus strongly curved upwards; marks on hind tibiæ faint. 1922 R. W. Hegner Pract. Zool. xii. 119 (caption) Aculeus [of a scorpion]. 1977 O. W. Richards & R. G. Davies Imms's Gen. Textbk. Entomol. (ed. 10) II. 1077 Microtrichia or aculei are present on the wing-membrane. 1992 M. Schaffer-Fehre tr. S. Schaal & W. Ziegler Messel xiv. 185 Between the rows of scale pores a significant number of cuticle fragments bear a cover of so-called aculeae, i.e. simple, trabeculate or bristle-like processes of the cuticle. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < n.a1612
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