ironweedn.

Brit.

/ˈʌɪənwiːd/, U.S.

/ˈaɪ(ə)rnˌwid/

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

Etymology: < iron n.¹ + weed n.¹

Any of various plants growing as weeds of cultivated land and typically having tough or wiry stems; spec. (a) black or common knapweed, Centaurea nigra (now rare); (b) North American any of several species of the genus Vernonia (family Asteraceae ( Compositae)).

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

1808 T. Batchelor Gen. View Agric. County of Bedford vii. 321 Common viper's bugloss (echium vulgare) is a very troublesome weed on some sands... This is termed iron-weed in Bedfordshire.

1819 D. Thomas Trav. Western Country 231 The iron-weed, which I first saw above Pittsburgh, extends on clayey lands all the way to the Wabash.

1827 J. Clare Shepherd's Cal. 47 And ‘Iron-weed’, content to share The meanest spot that spring can spare.

1880 J. Hay Pike County Ballads 97 And widely weaves the Iron-Weed A woof of purple dyes.

1904 J. M. Maxwell Children’s Wild Flowers 147 Whene'r we take walks abroad..we are certain, whatever other flowers may fail us, to meet with the dark bullet-head of the ‘Ironweed’.

1939 Kentucky: Guide to Bluegrass State (Federal Writers' Project) 18 Tall purple composites, the ironweed and meadow beauty (deer grass), grace the open woodlands.

2002 Sci. Amer. Nov. 76/1 I traipse though a meadow of tall grass, ironweed, asters—and lots of poison ivy.

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

单词	ironweed
释义	ironweedn. Brit. /ˈʌɪənwiːd/, U.S. /ˈaɪ(ə)rnˌwid/ Origin: Formed within English, by compounding. Etymons: iron n.¹, weed n.¹ Etymology: < iron n.¹ + weed n.¹ Any of various plants growing as weeds of cultivated land and typically having tough or wiry stems; spec. (a) black or common knapweed, Centaurea nigra (now rare); (b) North American any of several species of the genus Vernonia (family Asteraceae ( Compositae)). 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 1808 T. Batchelor Gen. View Agric. County of Bedford vii. 321 Common viper's bugloss (echium vulgare) is a very troublesome weed on some sands... This is termed iron-weed in Bedfordshire. 1819 D. Thomas Trav. Western Country 231 The iron-weed, which I first saw above Pittsburgh, extends on clayey lands all the way to the Wabash. 1827 J. Clare Shepherd's Cal. 47 And ‘Iron-weed’, content to share The meanest spot that spring can spare. 1880 J. Hay Pike County Ballads 97 And widely weaves the Iron-Weed A woof of purple dyes. 1904 J. M. Maxwell Children’s Wild Flowers 147 Whene'r we take walks abroad..we are certain, whatever other flowers may fail us, to meet with the dark bullet-head of the ‘Ironweed’. 1939 Kentucky: Guide to Bluegrass State (Federal Writers' Project) 18 Tall purple composites, the ironweed and meadow beauty (deer grass), grace the open woodlands. 2002 Sci. Amer. Nov. 76/1 I traipse though a meadow of tall grass, ironweed, asters—and lots of poison ivy. This entry has been updated (OED Third Edition, September 2013; most recently modified version published online March 2022). < n.1808
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