Al mismo tiempo

adv. at the same time; both, directly

= at once, at the same time, concurrently, in the process, simultaneously, contemporaneously, at the same instant, in parallel, concomitantly, at the one time
Ex: Because not all files need to be reorganized at once, but only those which are very full, the time required for this procedure is reduced to a minimum. Ex: Author entry gives direct access to particular documents whilst at the same time collocating documents with the same author. Ex: An indexer who is familiar with a given indexing language may be capable of accomplishing the three stages concurrently. Ex: This may help in subject organisation, but one of the main advantages of an alphabetical sequence, its self-evident order, is sacrificed in the process. Ex: No one catalogue can satisfy all the requirements of all users simultaneously. Ex: Vernon Tate did a publicity job similar to Peter Record's for the improvement of American thesis bibliography more or less contemporaneously with him. Ex: He then dropped the metal suddenly into the mouth of the mould, and at the same instant gave it a jerk or toss to force the metal into the recesses of the matrix (the precise form of the jerk varying with the different letters). Ex: The afternoon sessions will run in parallel. Ex: Concomitantly, the cost effectiveness and efficiency of computer processing has led to a proliferation of on-line data bases. Ex: For example, an obvious question is do most people only have one book on the go at the one time?.

gleichzeitig;zu gleicher Zeit;zur gleichen Zeit

simultaneously (time)

gleichzeitig