rush; a plant whose pith is used as a lamp wick; medicinal herb
Meanings
3 senses · 6 examplesnoun
common rush; a perennial herbaceous plant
Also known as 灯心草. Its scientific name is *Juncus effusus*. It often grows in damp places like marshes and riverbanks.
There are many common rushes growing by the wetland.
The common rush is a moisture-loving plant.
noun
pith of the rush used as a lamp wick
archaicBefore the widespread use of electricity, the dried pith of this plant was a common material for lamp wicks due to its absorbency and slow burn rate.
Grandma said they used the pith of the rush as lamp wicks when they were young.
Peel the stem of the rush to extract the pith inside.
noun
medicinal herb (the rush plant)
technicalUsed in traditional Chinese medicine (TCM) to clear heat, promote urination, and soothe the nerves.
This traditional Chinese medicine contains common rush.
The common rush has the effect of clearing heat and promoting urination.