- penetrate
- pen|e|trate [ `penə,treıt ] verb **▸ 1 get through something & get in▸ 2 be felt, etc. through something▸ 3 be heard/understood▸ 4 join to learn secrets▸ 5 put penis into body▸ + PHRASES1. ) intransitive or transitive to get inside an object or body by getting through something:A piece of glass had penetrated the skin.a ) to get inside an area by getting past something that is intended to stop you:They had penetrated deep into enemy territory.One of them managed to penetrate airport security.2. ) intransitive or transitive to get through something into a place and be heard, seen, or felt by people in it:Few sounds penetrate the thick walls.a ) to reach or affect something such as a part of society:one of the last cultures in the world that television has not penetrated3. ) intransitive or transitive to be noticed or understood by someone:Their advice never even penetrated his consciousness.What she said didn't penetrate until just now.4. ) transitive to become a member of a group in order to find out secret information about them: INFILTRATE5. ) transitive TECHNICAL if a man penetrates someone, he puts his PENIS (=sex organ) into their bodypenetrate a marketto succeed in selling products in a market:Honda's success in penetrating Western motorcycle marketspenetrate someone's disguiseto see who someone really is, although they are dressed or behaving in a way meant to trick youpenetrate the mysteries of somethingto understand the truth about something complicated or mysterious╾ pen|e|tra|tion [ ,penə`treıʃn ] noun uncount
Usage of the words and phrases in modern English. 2013.