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Webster 1913 Edition

Pileus

Pi′le-us

,

Noun.

;

pl.

Pilei

(#)

.

[L., a felt cap.]

1.

(Rom. Antiq.)

A kind of skull cap of felt.

2.

(Bot.)

The expanded upper portion of many of the fungi. See

.

3.

(Zool.)

The top of the head of a bird, from the bill to the nape.

Definition 2024

pileus

pileus

English

Noun

pileus ‎(plural pilei)

the cap of a mushroom.
the bell of a jellyfish
(meteorology) a small thin cloud attached to a cumulus cloud. A cap cloud
a conical felt hat worn in ancient Rome and Greece
The top of the head of a bird, from the bill to the nape.

Translations

the cap of a mushroom

German: Hut (de)
Polish: kapelusz (pl) m

Russian: шля́пка (ru) f ‎(šljápka)

small cloud

French: pileus (fr) m

felt hat worn in ancient Rome and Greece

French: pileus (fr) m

German: Pileus m