Senses
一齐/ 一齊 at the same time
at the same time; simultaneously; in unison
一齐/ 一齊 (literary) to unify
(bound form) (literary) to unify or consolidate into a single entity
一齐/ 一齊 all
completely; entirely; all
一齐/ 一齊 uniform
uniform; identical; same; all alike