labara
Meaning
of Labarum
Source: Webster's dictionaryExamples
A Companion to Roman Religion edited by Jörg Rüpke 2011 ISBN 1-4443-3924-9 page 159 Eusebius stated that in addition to the singular labarum of Constantine, other similar standards (labara) were issued to the Roman army.
This is confirmed by the two labara depicted being held by a soldier on a coin of Vetranio (illustrated) dating from 350. Later usage Modern ecclesiastical labara (Southern Germany).