せいようのこぎりそうMeaningsNoun1. yarrow (Achillea millefolium); milfoil (Usually kana)Other spellings西せい洋よう鋸のこぎり草そうUsually written in kanaOther readingsセイヨウノコギリソウKanji in other spellings西west洋ocean鋸hand saw草grassPitch accentせいようのこぎりそう