Meaning

noun any of various edible mushrooms of the genus Morchella having a brownish spongelike cap

originBorrowed from French morille (compare Picard merouille, meroule (“morel, mushroom”)), from Middle High German morhel, morchel (“edible fungus, morel”), from Old High German morhila (“edible root”), diminutive of Proto-West Germanic *morhā (“tree root, plant root”), from Proto-Germanic *murhǭ, *murhijǭ (“edible root”), from Proto-Indo-European *mork- (“tuber, edible herb”). Akin to German Morchel…

Etymology from Wiktionary, CC BY-SA 3.0