ironheadn.

Brit.

/ˈʌɪənhɛd/, U.S.

/ˈaɪ(ə)rnˌhɛd/

Forms:

α. 1800s– ironhead.

β. 1800s– ironheads.

Origin: Formed within English, by compounding. Etymons: iron n.¹, head n.¹

Etymology: In α. forms < iron n.¹ + head n.¹ In β. forms < iron n.¹ + the plural of head n.¹In sense 1 apparently so-called on account of the resemblance of the shape of the flower head on its stem to a loggerhead, an instrument comprising an iron ball on a handle (see quot. 1863 at sense 1).

1. English regional. The common or black knapweed, Centaurea nigra. Cf. hardhead n.² 5. Now rare.

ΘΚΠ

the world > plants > particular plants > plants perceived as weeds or harmful plants > weed > [noun] > knapweed

ironhardOE

matfellon?a1300

hardhawa1400

bull-weeda1450

club-weeda1500

knapweed1530

crop-weed1597

hardhead1610

horse-knop1691

horse-knob1724

buttonweed1760

knobweed1785

ironweed1808

knotweed1827

ironhead1863

1863 R. C. A. Prior On Pop. Names Brit. Plants 124 Iron-heads, from the resemblance of its knobbed involucre to a weapon with an iron ball fixed to a long handle, called a Loggerhead, Centaurea nigra, L.

1904 J. M. Maxwell Children’s Wild Flowers 147 The Black Knapweed..answers to several names, all referring to its stiff, stubborn-looking involucre, such as ‘Iron head’, ‘Horse hard head’, ‘Hard head’, [etc.].

2. North American regional (chiefly southern).

a. The goldeneye (duck), Bucephala clangula, of which the male has a mainly greenish-black head and the female a brown head. Now rare.

ΘΚΠ

the world > animals > birds > freshwater birds > order Anseriformes (geese, etc.) > subfamily Merginae (duck) > [noun] > genus Bucephala > bucephala clangula (golden-eye)

cur1621

goldeneye1622

shelden1674

whistling duck1699

four-eyes1755

garrot1829

jingler1829

great-head1843

musselcracker1845

whistle-wing1872

ironhead1888

whiffler1888

1888 G. Trumbull Names & Portraits Birds 79 Golden-eye... At Havre de Grace, Md., Bull-head; at Morehead, N.C., Iron-head.

1901 Forest & Stream 19 Jan. 46/2 Other names for this species are golden-eye, from its yellow iris;..iron-head, cob-head and cub-head.

1982 R. Elman Hunter's Field Guide (rev. ed.) 218 American Goldeneye... Common & regional names..ironhead.

b. The wood stork, Mycteria americana.

ΘΚΠ

the world > animals > birds > freshwater birds > order Ciconiiformes (storks, etc.) > [noun] > family Ciconiidae (stork) > tantallus loculater (wood-stork)

wood-pelican1754

jabiru1774

wood-ibis1785

Tantalus1824

wood-tantalus1824

wood-stork1884

ironhead1892

1892 Oölogist 9 100/1 The Wood Ibis is known in many places of Florida by the name of ‘Iron-heads’ and ‘Gannets’.

1913 Auk 30 491 Mycteria americana. Wood Ibis; ‘Flinthead’ ; ‘Ironhead’..Fairly common.

1968 in Dict. Amer. Regional Eng. (1996) III. 59/2 This big wood ibis, they all call him an ironhead..he's got a head that looks like rubber.

2000 B. Belleville River of Lakes (2001) ii. 29 Until just a few years ago, one would have to go deep into the Glades to see many iron heads at all.

This entry has been updated (OED Third Edition, September 2013; most recently modified version published online March 2022).

单词	ironhead
释义	ironheadn. Brit. /ˈʌɪənhɛd/, U.S. /ˈaɪ(ə)rnˌhɛd/ Forms: α. 1800s– ironhead. β. 1800s– ironheads. Origin: Formed within English, by compounding. Etymons: iron n.¹, head n.¹ Etymology: In α. forms < iron n.¹ + head n.¹ In β. forms < iron n.¹ + the plural of head n.¹In sense 1 apparently so-called on account of the resemblance of the shape of the flower head on its stem to a loggerhead, an instrument comprising an iron ball on a handle (see quot. 1863 at sense 1). 1. English regional. The common or black knapweed, Centaurea nigra. Cf. hardhead n.² 5. Now rare. ΘΚΠ the world > plants > particular plants > plants perceived as weeds or harmful plants > weed > [noun] > knapweed ironhardOE matfellon?a1300 hardhawa1400 bull-weeda1450 club-weeda1500 knapweed1530 crop-weed1597 hardhead1610 horse-knop1691 horse-knob1724 buttonweed1760 knobweed1785 ironweed1808 knotweed1827 ironhead1863 1863 R. C. A. Prior On Pop. Names Brit. Plants 124 Iron-heads, from the resemblance of its knobbed involucre to a weapon with an iron ball fixed to a long handle, called a Loggerhead, Centaurea nigra, L. 1904 J. M. Maxwell Children’s Wild Flowers 147 The Black Knapweed..answers to several names, all referring to its stiff, stubborn-looking involucre, such as ‘Iron head’, ‘Horse hard head’, ‘Hard head’, [etc.]. 2. North American regional (chiefly southern). a. The goldeneye (duck), Bucephala clangula, of which the male has a mainly greenish-black head and the female a brown head. Now rare. ΘΚΠ the world > animals > birds > freshwater birds > order Anseriformes (geese, etc.) > subfamily Merginae (duck) > [noun] > genus Bucephala > bucephala clangula (golden-eye) cur1621 goldeneye1622 shelden1674 whistling duck1699 four-eyes1755 garrot1829 jingler1829 great-head1843 musselcracker1845 whistle-wing1872 ironhead1888 whiffler1888 1888 G. Trumbull Names & Portraits Birds 79 Golden-eye... At Havre de Grace, Md., Bull-head; at Morehead, N.C., Iron-head. 1901 Forest & Stream 19 Jan. 46/2 Other names for this species are golden-eye, from its yellow iris;..iron-head, cob-head and cub-head. 1982 R. Elman Hunter's Field Guide (rev. ed.) 218 American Goldeneye... Common & regional names..ironhead. b. The wood stork, Mycteria americana. ΘΚΠ the world > animals > birds > freshwater birds > order Ciconiiformes (storks, etc.) > [noun] > family Ciconiidae (stork) > tantallus loculater (wood-stork) wood-pelican1754 jabiru1774 wood-ibis1785 Tantalus1824 wood-tantalus1824 wood-stork1884 ironhead1892 1892 Oölogist 9 100/1 The Wood Ibis is known in many places of Florida by the name of ‘Iron-heads’ and ‘Gannets’. 1913 Auk 30 491 Mycteria americana. Wood Ibis; ‘Flinthead’ ; ‘Ironhead’..Fairly common. 1968 in Dict. Amer. Regional Eng. (1996) III. 59/2 This big wood ibis, they all call him an ironhead..he's got a head that looks like rubber. 2000 B. Belleville River of Lakes (2001) ii. 29 Until just a few years ago, one would have to go deep into the Glades to see many iron heads at all. This entry has been updated (OED Third Edition, September 2013; most recently modified version published online March 2022). < n.1863
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