Dictionary > English Dictionary > Definition, synonym and antonym of umbrella
Meaning of umbrella by Wiktionary Dictionary



    From Italian ombrella, umbrella ( “an umbrella, sunshade” ), dim. of ombra ( “shade” ), from Latin umbra ( “shadow” ) .


    • ( UK ) IPA: /ʌmˈbɹɛlə( ɹ )/ X-SAMPA: /Vm"brEl@( r )/
    • Rhymes: -ɛlə( r )
    • ( US ) IPA: /ʌmˈbɹɛlə/ X-SAMPA: /Vm"brEl@/
    • Rhymes: -ɛlə


    umbrella ( plural: umbrellas )

    An umbrella ( 1 )
    1. Cloth-covered frame used for protection against rain or sun .
      Quick, grab that umbrella before you get rained on!
    2. Generally, anything that provides protection .
      The fighters provide a defensive air umbrella over the battle group .
    3. Something that covers a wide range of concepts, purposes, groups and etc .
      The test facility was established under the umbrella of the company's quality program .
    4. The main body of a jellyfish, excluding the tentacles .
      Jellyfish are composed of more than 90% water and most of their umbrella mass is made up of gelatinous material .


    Related terms

    External links

    • umbrella in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
    • umbrella in The Century Dictionary, The Century Co., New York, 1911


Explanation of umbrella by Wordnet Dictionary


    1. covering or applying simultaneously to a number of similar items or elements or groups

    2. an umbrella organization
      umbrella insurance coverage
    1. having the function of uniting a group of similar things

    2. the Democratic Party is an umbrella for many liberal groups
      under the umbrella of capitalism
    3. a formation of military planes maintained over ground operations or targets

    4. an air umbrella over England
    5. a lightweight handheld collapsible canopy

    Definition of umbrella by GCIDE Dictionary


    1. Umbrella n. [It. ombrella, fr. ombra a shade, L. umbra; cf. L. umbella a sunshade, a parasol. Cf. Umbel, Umbrage.]
      1. A shade, screen, or guard, carried in the hand for sheltering the person from the rays of the sun, or from rain or snow. It is formed of silk, cotton, or other fabric, extended on strips of whalebone, steel, or other elastic material, inserted in, or fastened to, a rod or stick by means of pivots or hinges, in such a way as to allow of being opened and closed with ease. See Parasol.

      Underneath the umbrella's oily shed. Gay.

      2. ( Zool. ) The umbrellalike disk, or swimming bell, of a jellyfish.

      3. ( Zool. ) Any marine tectibranchiate gastropod of the genus Umbrella, having an umbrella-shaped shell; -- called also umbrella shell.

      Umbrella ant ( Zool. ), the sauba ant; -- so called because it carries bits of leaves over its back when foraging. Called also parasol ant. -- Umbrella bird ( Zool. ), a South American bird ( Cephalopterus ornatus ) of the family Cotingidae. It is black, with a large and handsome crest consisting of a mass of soft, glossy blue feathers curved outward at the tips. It also has a cervical plume consisting of a long, cylindrical dermal process covered with soft hairy feathers. Called also dragoon bird. -- Umbrella leaf ( Bot. ), an American perennial herb ( Dyphylleia cymosa ), having very large peltate and lobed radical leaves. -- Umbrella shell. ( Zool. ) See Umbrella, 3. -- Umbrella tree ( Bot. ), a kind of magnolia ( Magnolia Umbrella ) with the large leaves arranged in umbrellalike clusters at the ends of the branches. It is a native of Pennsylvania, Virginia, and Kentucky. Other plants in various countries are called by this name, especially a kind of screw pine ( Pandanus odoratissimus ).