灯草 Traditional form: 燈草 Pinyin (reading): dēngcǎo Definitions: the spongy, white pulp inside the stem of rush plants, used as a wick for oil lamps Characters: 灯 - lamp, lantern, light 草 - grass, herbs; straw, thatch Traditional characters: 燈 - lamp, lantern, light 草 - grass, herbs; straw, thatch