penetration

Từ điển Oxford Advanced Learner 8th

pene·tra·tion [penetration penetrations] BrE [ˌpenɪˈtreɪʃn] NAmE [ˌpenɪˈtreɪʃn] noun uncountable
1. the act or process of making a way into or through sth
•The floor is sealed to prevent water penetration.
•the company's successful penetration of overseas markets
2. the act of a man putting his ↑penis into his partner's ↑vagina or ↑anus

Word Origin:
late Middle English: from Latin penetratio(n-), from the verb penetrare ‘place within or enter’.

Example Bank:
•Our aim is to achieve greater market penetration.
•The country has the highest cell phone penetration in Europe.

• Từ đồng nghĩa / Synonyms:
  insight, incursion