pene·trableBrE /ˈpenətrəbl/ 🔊NAmE /ˈpenətrəbl/ 🔊 adjective (formal) that allows sth to be pushed into or through it; that can have a way made through it 可被穿透的;能穿透的◆soil that is easily penetrable with a fork能轻易下耙的土壤 OPP impenetrable