mare's-tail
[ mairz-teyl ]
/ ˈmɛərzˌteɪl /
noun
a long narrow cirrus cloud whose flowing appearance somewhat resembles a horse's tail.
an erect, aquatic, Old World plant, Hippuris vulgaris, having crowded whorls of narrow, hairlike leaves.
Origin of mare's-tail
First recorded in 1755–65
Words nearby mare's-tail
mare tranquillitatis,
mare tyrrhenum,
mare undarum,
mare vaporum,
mare's-nest,
mare's-tail,
marek's disease,
maremma,
maremma sheepdog,
marengo,
marenzio
British Dictionary definitions for mare's-tail
mare's-tail
noun
a wisp of trailing cirrus cloud, often indicating high winds in the upper troposphere
an erect cosmopolitan pond plant, Hippuris vulgaris, with minute flowers and crowded whorls of narrow leaves: family Hippuridaceae