protective barrier

protective barrier
an intervening shield of radiation-absorbing material such as lead, concrete, or plastic whose atomic number and thickness are specifically sufficient to give adequate body protection against ionizing radiation of various types.

Medical dictionary. 2011.

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Look at other dictionaries:

  • protective barrier — obstacle that is designed to provide protection; protective fence …   English contemporary dictionary

  • barrier island — n. a long island, parallel to the coastline, formed from a ridge of sand (barrier beach) thrown up by the waves, that serves the shore as a protective barrier against tidal waves, storms, etc …   English World dictionary

  • barrier — I noun bar, barricade, bound, boundary, bulwark, check, confines, enclosure, encumbrance, fence, fortification, hindrance, hurdle, impediment, interference, limit, obstacle, obstruction, partition, prevention, preventive, prohibition, protective… …   Law dictionary

  • protective device — index barrier Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • barrier — noun 1 fence/gate ADJECTIVE ▪ physical ▪ crash, crush (BrE), flood, police, protective, safety (esp. BrE), security, ticket …   Collocations dictionary

  • protective — adj. VERBS ▪ be, feel ▪ become ADVERB ▪ fiercely, highly, very ▪ Lionesses a …   Collocations dictionary

  • barrier cream — noun : any of several cosmetic creams applied to the skin as a protective measure against dermatitis caused by chemical irritants * * * barrier cream noun A dressing for the skin, esp of the hands, used as a protection against dirt, oils and… …   Useful english dictionary

  • Protective finishing coat — A protective finishing coat is a substance or chemical composition applied to the surface of an object that provides a barrier of protection from external elements …   Wikipedia

  • protective fence — security barrier, system of obstacles built to protect against intrusion by terrorists …   English contemporary dictionary

  • barrier nursing — /ˈbæriə nɜsɪŋ/ (say bareeuh nersing) noun Medicine nursing which is specifically geared to preventing transmission of infectious diseases, by employing practices such as the isolation of infected patients, the use of protective clothing such as… …  

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