pileus definition

  • noun:
    • Botany The umbrellalike fruiting construction creating the top a stalked fleshy fungus, such a mushroom; the cap.
    • A brimless round skullcap donned by ancient Romans.
    • See caul.
    • the limit of a mushroom.
    • the bell of a jellyfish
    • a tiny slim cloud attached to a cumulus cloud. A cap cloud
    • a conical considered hat used in ancient Rome and Greece
    • The top of the top of a bird, from the bill into the nape.
    • some sort of skull-cap of felt.
    • The broadened top portion of a number of the fungi. See Mushroom.
    • The top of the top of a bird, through the bill towards the nape.
    • one of the old Romans, a conical cap or cap of believed; a cap or skullcap.
    • In botany, the expanded cap-like or umbrella-like summit of this stipe, bearing the hymenium, in hymenomycetous fungi: just like limit, repayments See slices under Agaricus and Fungi.
    • In ornithology, just like pileum.
    • [capitalized] [NL.] A genus of echinoderms.
    • A nipple-shield.
    • The disk or umbrella of a jellyfish.
    • a fruiting framework resembling an umbrella or a cone that types the top a stalked fleshy fungus like a mushroom

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