alias

adv

1. (not-comparable)Otherwise; at another time; in other circumstances; otherwise called; also known as; formerly known as.

   “Hitherto the commanding influence of Sir Robert Evelyn's character had sunk his own into insignificance—now he had no "rival near the throne," alias the bench of county magistrates.”

2. (not-comparable)Used to connect the different names of a person who has gone by two or more, and whose true name is for any cause doubtful

   “Smith, alias Simpson.”

noun

1. Another name; especially, an assumed name.
2. A second or further writ which is issued after a first writ has expired without effect.
3. An abbreviation that replaces a string of commands and thereby reduces typing when performing routine actions or tasks.
4. An alternate name assigned to something, e.g. a database column to avoid ambiguity in a query.
5. A spurious signal generated as a technological artifact.

verb

1. To assign an additional name to an entity, often a more user-friendly one.
2. (ambitransitive)To make or become indistinguishable.

   “When the signal frequency reaches half the sampling frequency, there are only two samples per cycle, which is the absolute minimum needed to record a waveform. A higher frequency would cause the digitization system to alias.”

   “Finally, as it is a frequency detection technique, color Doppler US has the potential to alias”

   “This technique can be used to alias the L1 and L2 bands of the GPS into the baseband”