单词	vexillum
释义	vexillum /vɛkˈsɪləm / noun (plural vexilla /vɛkˈsɪlə/) 1(In ancient Rome) a military standard or banner, especially one of a maniple.In 1855 (during the reign of King Rama IV; Mongkut) the white chakra was dropped and thus the vexillum was a red field with a white elephant in the centre.... Only one example of vexilla has ever been found - the 3rd century example from Egypt. Many examples of the vexillum are represented in illuminated manuscripts. 1.1A body of troops under a vexillum. 1.2A flag attached to a bishop’s staff. 1.3A processional banner or cross. 2 Botany The standard of a papilionaceous flower.During anthesis, the standard petal (vexillum) curves backward after the expansion of the wing petals. 3 Ornithology The vane of a feather. Origin Latin, from vehere 'carry'. Rhymes aspergillum, chillum, film
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