Tom
TAHM
A familiar English short form of Thomas, ultimately meaning “twin.”
Meaning
Tom is the common English diminutive of Thomas. The name Thomas is traditionally explained from the Aramaic word for “twin,” and the excerpts explicitly gloss Tom as an abbreviated baptismal form of Thomas. In English usage, Tom became such a familiar everyday name that it also appears as a stand-alone given name.
Origin
EnglishGreekAramaicmasculine
Fun fact
The excerpts note that in Italy the related name Thomaso often gets shortened not to the end but to the beginning—so Tom becomes Maso.