penetration

US /ˌpen.əˈtreɪ.ʃən/
UK /ˌpen.əˈtreɪ.ʃən/
1.

the action or process of penetrating something.

:
•
the zip has a Velcro-secured flap to minimize rain penetration
:
perforationpiercingpuncturingpunctureriddlingstabbingprickprickingprobinggoringspikingstickingimpalingtransfixingboringdrillinglancingtappinginfiltrationentryinflowspreadspreadingdiffusionfilteringseepagesoaking
2.

the selling of a company's products in a particular market or area.

:
•
they had failed to make any penetration into new energy markets