one by one
Explore definitions, synonyms, and language insights of one by one
Definitions
                    Adverb
                    
                in single file; "the prisoners came out one by one"
                
                    Adverb
                    
                one piece at a time; "she sold the plates by the piece"
                
                    Adverb
                    
            apart from others; "taken individually, the rooms were, in fact, square"; "the fine points are treated singly"