From English - German Ding/FreeDict dictionary ver. 1.9-fd1: L-joint /ˈɛl dʒˈɔɪnt/ L-Kluft <fem> [geol.] Synonym: primary flat joint
L-joint /ˈɛl dʒˈɔɪnt/ L-Kluft <fem> [geol.] Synonym: primary flat joint