et al. (Latin) adv 1: used as an abbreviation of `et alii' (masc. plural) or `et aliae' (fem. plural) or `et alia' (neut. plural) when referring to a number of people [syn: et al, and others] 2: used as an abbreviation of `et alibi' when referring to other occurrences in a text [syn: et al, and elsewhere]