Word Study
et al
WORDNET DICTIONARY
Adverbial et al has 2 senses
- et al(r = adv.all) et al., et alia, et aliae, et alii - and others ('et al.' is used as an abbreviation of `et alii' (masculine plural) or `et aliae' (feminine plural) or `et alia' (neuter plural) when referring to a number of people); "the data reported by Smith et al."
- et al(r = adv.all) et al., et alibi - and elsewhere (used when referring to other occurrences in a text); Array
For further exploring for "et al" in Webster Dictionary Online