Definition of scouring rush in English:

scouring rush

Syllabification: scour·ing rush

noun

  • A horsetail with a very rough, ridged stem, formerly used for scouring and polishing.
    • Genus Equisetum, family Equisetaceae, in particular E. hyemale
    More example sentences
    • Joining these are three scouring rushes (common scouring rush, variegated scouring rush, and water horsetail) and the common, or field, horsetail.
    • Dwarf scouring rush is a miniature horsetail only 8 inches tall.
    • Equisetum are known as horsetails, foxtails, or scouring rushes - this last name is derived from the fact that Equisetum stores granules of silica within its cells, making it an effective tool for scrubbing pots and polishing wood.

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Pronunciation: kərf
noun
a slit made by cutting with a saw