腺せん毛もうせんもうMeanings1nounglandular hair; glandular trichomeBotanical term for a hair-like outgrowth on a plant surface that secretes substances.この植しょく物ぶつの葉はには腺せん毛もうが密みっ生せいしている。The leaves of this plant are densely covered with glandular hairs.