also: わらいだけ
noun
Panaeolus papilionaceus (poisonous mushroom)
A poisonous mushroom species known to cause laughter-like symptoms when ingested. The name literally means 'laughing mushroom'. Typically written in katakana.
ワライタケは誤って食べると中毒を起こすことがある。
Eating Panaeolus papilionaceus by mistake can cause poisoning.
この森にはワライタケが生えているらしい。
Apparently Panaeolus papilionaceus grows in this forest.
Alternate kanji spelling using 蕈 (mushroom); very rare.
Abbreviated kanji spelling; rarely encountered.
Alternate reading わらいだけ in hiragana; included for search coverage.
Compound of 笑い (warai, 'laughter') + 茸 (take, 'mushroom'), referring to the mushroom's reported effect of inducing laughter-like symptoms. The exact historical derivation is uncertain.