whakaata nekehanga
1. (noun) glide reflection.
He momo panoni te whakaata nekehanga. Ko te whakaata me te neke i tētahi āhua. He whakarara te ahu o te neke ki te rārangi whakaata (TRP 2010:321). / Glide reflection is a type of transformation. An object is reflected and translated. The direction of the translation is parallel with the mirror line.