et al. / ˌet ˈal; ˌet ˈäl/ • abbr. and others (used esp. in referring to academic books or articles that have more than one author): the conclusions of Gardner et al.ORIGIN: from Latin et alii.
An abbreviated form of et alia, Latin for "and others." When affixed after the name of a person, et al. indicates that additional persons are acting in the same manner, such as several plaintiffs or grantors.
When et al. is used in a judgment against defendants, it means that the quoted words are applicable to all the defendants.