Meaning of PENETRATION in English


pen ‧ e ‧ tra ‧ tion /ˌpenəˈtreɪʃ ə n, ˌpenɪˈtreɪʃ ə n/ BrE AmE noun

1 . [uncountable and countable] 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 . [uncountable and countable] the degree to which a product is available or sold in an area

penetration of

the rise in import penetration of the domestic market

3 . [uncountable] when a system of beliefs enters a society and becomes accepted

penetration of

the penetration of Marxism into Latin America

4 . [uncountable] when someone joins and gets accepted by an organization, business etc in order to find out secret information

penetration of

foreign penetration of the British secret service

5 . [uncountable] when a man puts his ↑ penis into a woman’s ↑ vagina or into someone’s ↑ anus

6 . [uncountable] a special ability to understand things very clearly and completely

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.