From Longman Dictionary of Contemporary Englishaliasa‧li‧as1 /ˈeɪliəs/ preposition NAME OF A PERSONused when giving someone’s real name, especially an actor’s or a criminal’s name, together with another name they use ‘Friends’ star Jennifer Aniston, alias Rachel Green
Examples from the Corpus
alias• That's a picture of Margaret Zelle, alias Mata Hari.• We were introduced to Mrs Taylor, alias Meg Dods, author of the Housewife's Manual.• Carlos, alias "The Jackal', is wanted by police in several countries.aliasalias2 noun [countable] NAME OF A PERSONa false name, usually used by a criminal a spy operating under the alias BarsadExamples from the Corpus
alias• Nog is a mysterious itinerant who sells the narrator a foam-rubber octopus, and whose name he adopts as an alias.• Somewhere out on the trail, Johnnie had taken an alias or gotten married.• Neural networks go by many aliases.• Roberts is known to use a number of aliases, including Bill Smith, Paul Williams, and even Count Von Blixenburg.• She took on the alias in a bid to avoid publicity when dealing with her solicitor Paul Butner.• Her brother, Solomon, a spy operating under the alias Barsad.• All three also claimed that McVeigh, using the alias Bob Kling, came into the shop with another man.under ... alias• Her brother, Solomon, a spy operating under the alias Barsad.• An alternative speculation is that he exists at present under the alias of Robert S.. Fanshaw or another alias.Origin alias1 (1400-1500) Latin “otherwise” 