penny-rotn.

Brit.

/ˈpɛnɪrɒt/, U.S.

/ˈpɛniˌrɑt/

Origin: Formed within English, by compounding. Etymons: penny n., rot n.¹

Etymology: < penny n. + rot n.¹, after pennywort n. or penny-grass n.

Now English regional (Shropshire).

Marsh pennywort, Hydrocotyle vulgaris, formerly supposed to cause liver rot in sheep. Cf. penny-grass n. 3, rot n.¹ 3d.

ΘΚΠ

the world > plants > particular plants > plants and herbs > aquatic, marsh, and sea-shore plants > [noun] > marsh pennywort

sheep-killing penny-grass?1523

wood-nep1526

pennywort1578

sheep-killing pennygrass1578

fluke-wort1597

penny-rot1597

sheep's bane1597

white rot1597

fairies' table1878

1597 J. Gerard Herball ii. 424 In English Sheepes killing Pennygrasse, Penny rot, & in the north countrie White rot.

1793 C. Milne Indigenous Bot. 374 Hydrocotyle... Marsh Pennywort, Sheep-killing Penny-Grass, Penny rot, and White rot; in Norfolk, Flowk-wort.

1955 G. Grigson Englishman's Flora 207 Penny rot, Shrop; rot-grass, N'thum.

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

单词	penny-rot
释义	penny-rotn. Brit. /ˈpɛnɪrɒt/, U.S. /ˈpɛniˌrɑt/ Origin: Formed within English, by compounding. Etymons: penny n., rot n.¹ Etymology: < penny n. + rot n.¹, after pennywort n. or penny-grass n. Now English regional (Shropshire). Marsh pennywort, Hydrocotyle vulgaris, formerly supposed to cause liver rot in sheep. Cf. penny-grass n. 3, rot n.¹ 3d. ΘΚΠ the world > plants > particular plants > plants and herbs > aquatic, marsh, and sea-shore plants > [noun] > marsh pennywort sheep-killing penny-grass?1523 wood-nep1526 pennywort1578 sheep-killing pennygrass1578 fluke-wort1597 penny-rot1597 sheep's bane1597 white rot1597 fairies' table1878 1597 J. Gerard Herball ii. 424 In English Sheepes killing Pennygrasse, Penny rot, & in the north countrie White rot. 1793 C. Milne Indigenous Bot. 374 Hydrocotyle... Marsh Pennywort, Sheep-killing Penny-Grass, Penny rot, and White rot; in Norfolk, Flowk-wort. 1955 G. Grigson Englishman's Flora 207 Penny rot, Shrop; rot-grass, N'thum. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022). < n.1597
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