different between jellyfish vs pileus

English

Etymology

From jelly +? fish.

Pronunciation

• IPA^(key): /?d??li?f??/

Noun

jellyfish (countable and uncountable, plural jellyfish or jellyfishes)

1. An almost transparent aquatic animal; any one of the acalephs, especially one of the larger species, having a jellylike appearance.
   1. A cnidarian, a member of the phylum Cnidaria.
      1. A scyphozoan, a member of the class Scyphozoa (the true jellies).
   2. A ctenophore, a member of the phylum Ctenophora (the comb jellies).

Synonyms

• jelly

Hypernyms

• Medusozoa

Derived terms

• alarm jellyfish (Atolla wyvillei)
• Atolla jellyfish (Atolla wyvillei)
• barrel jellyfish (Rhizostoma pulmo)
• blubber jellyfish (Catostylus mosaicus)
• blue blubber jellyfish (Catostylus mosaicus)
• blue bottle jellyfish (Physalia physalis)
• box jellyfish (class Cubozoa)
• cabbagehead jellyfish (Stomolophus meleagris)
• cannonball jellyfish (Stomolophus meleagris)
• common jellyfish (Aurelia aurita)
• compound jellyfish (order Siphonophora)
• crown jellyfish (order Coronatae)
• flame jellyfish (Rhopilema esculentum)
• fried-egg jellyfish (Cotylorhiza tuberculata, Phacellophora camtschatica)
• giant jellyfish (Cyanea spp.)
• helmet jellyfish (Periphylla periphylla)
• immortal jellyfish (Turritopsis dohrnii)
• Irukandji jellyfish (Carukia barnesi, Malo spp.)
• jellyfish itch (caused by Linuche unguiculata)
• jellyfish baby
• jellyfish galaxy
• jellyfish tree
• jellyfishy
• lion's mane jellyfish (Cyanea spp.)
• moon jellyfish (Aurelia aurita)
• mushroom jellyfish (Rhopilema verrilli)
• Nomura's jellyfish (Nemopilema nomurai)
• purple-striped jellyfish (Pelagia spp.)
• stalked jellyfish (class Staurozoa)
• thimble jellyfish (Linuche unguiculata)

Translations

See also

• medusa

Further reading

• jellyfish on Wikipedia.Wikipedia

English

Etymology

Borrowed from Latin pilleus (“a felt cap”).

Pronunciation

• IPA^(key): /?p?li?s/
• Homophone: pileous

Noun

pileus (plural pilei)

1. (mycology) The cap of a mushroom.

   Meronym: hymenium

   • 1994, Barry H. Rumack, David G. Spoerke, Handbook of Mushroom Poisoning: Diagnosis and Treatment, CRC Press (?ISBN), page 75:

     One must check the size and shape of the pileus as well as its color. Many weird and unexpected shapes are found in the mushroom kingdom.

2. The bell of a jellyfish.
3. (meteorology) A small thin cloud attached to a cumulus cloud.

   Synonyms: cap cloud, scarf cloud

   Hypernym: accessory cloud

   • 2011, Gavin Pretor-Pinney, The Cloud Collector's Handbook, Hachette UK (?ISBN)

     The most short-lived of all the accessory clouds, pileus is also the most beautiful.

4. (historical, Ancient Rome) A conical felt hat worn in Ancient Rome and Greece.

   Coordinate term: Phrygian cap

   • 1859, William Smith (ed.), Dictionary of Greek and Roman Antiquities, page 920:

     Among the Romans the cap of felt was the emblem of liberty. When a slave obtained his freedom he had his head shaved, and wore instead of his hair an undyed pileus.

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

   Synonym: crown

Translations

Further reading

• pileus (meteorology) on Wikipedia.Wikipedia
• pileus (hat) on Wikipedia.Wikipedia
• pileus (mycology) on Wikipedia.Wikipedia

Anagrams

• epulis

Latin

Pronunciation

• (Classical) IPA^(key): /?pi?.le.us/, [?pi???e?s?]
• (Ecclesiastical) IPA^(key): /?pi.le.us/, [?pi?l?us]

Noun

p?leus m (genitive p?le?); second declension

1. Alternative spelling of pilleus

Declension

Second-declension noun.

References

• p?l?us (pill-) in Gaffiot, Félix (1934) Dictionnaire illustré Latin-Français, Hachette, page 1,181/1