in a general sense, denotes the act of enlarging or extending the compass of a thing.

On a medal of the emperor Antoninus Pius, we find the title Ampliator civium given him, on account of his having extended the jus civilis, or right of citizenship, to many states and people before excluded from that privilege. In effect, it is generally supposed to have been this prince that made the famous constitution, whereby all the subjects of the empire were made citizens of Rome.

in Roman antiquity, was the referring to past sentence in certain causes. This the judge did, by pronouncing the word amplius; or by writing the letters N. L. for non liqueat; thereby signifying, that, as the cause was not clear, it would be necessary to bring farther evidence.