English version


From Longman Dictionary of Contemporary Englishpenetrationpen‧e‧tra‧tion /ˌpenəˈtreɪʃən/ noun  1 [countable, uncountable] when something or someone enters or passes through something, especially when this is difficult Cover the entire device to prevent water penetration.penetration of The attack failed to lead to any deep penetration of enemy territory.2 [countable, uncountable] the degree to which a product is available or sold in an areapenetration of the rise in import penetration of the domestic market3 [uncountable] when a system of beliefs enters a society and becomes acceptedpenetration of the penetration of Marxism into Latin America4 [uncountable] when someone joins and gets accepted by an organization, business etc in order to find out secret informationpenetration of foreign penetration of the British secret service5 [uncountable] when a man puts his penis into a woman’s vagina or into someone’s anus6 [uncountable] a special ability to understand things very clearly and completely
Examples from the Corpus
penetrationMilitary sources reported several enemy penetrations of U.S. airspace.foreign penetration of the British secret serviceVideo conferencing is expected to continue its penetration into the corporate marketplace.Protect the wood against water penetration.
From Longman Business Dictionarypenetrationpen‧e‧tra‧tion /ˌpenəˈtreɪʃən/ noun [uncountable]MARKETING1when a product starts to be sold in a new area or to a new group of peopleour successful penetration of overseas oil markets2how much of a particular market one company’s sales or one product’s sales cover. This can be shown as a percentage of the possible sales in that marketHome Internet penetration has reached 60%.
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