B : the apparent touching or mutual tangency on the limbs of two celestial bodies or of the disk of one human body Using the shadow of A further through an eclipse, transit, or occultation c(1) : the junction of two electrical conductors through which a existing passes (2) : https://www.are.na/nha-cai-j88-f75jy4v6ibk/nha-cai-j88-vdeqhgbbs_8