The geoid is the shape that the ocean surface would take under the influence of the gravity of Earth, including gravitational attraction and Earth's rotation, if other influences such as winds and tides were absent.
Geoid eqqăl dumu wa dar ola arori n ejarew i assăhăt tan ajjălilliwi wan amădal eha awa id erămmăs ajjălilliwi d aɣalilway n amădal fal war ti illen at assăhaten tiyyad šund adud tan d tinăzzamăren