English dictionary
labarum
/'l/&/b/@/r/@/m/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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The standard adopted by the Emperor Constantine after his conversion to Christianity. It is described as a pike bearing a silk banner hanging from a crosspiece, and surmounted by a golden crown. It bore a monogram of the first two letters (<grk>CHR</grk>) of the name of Christ in its Greek form. Later, the name was given to various modifications of this standard.
Source: webster1913