n. A vexillum. [ 1913 Webster ]

{ }[ Cf. F. vexillaire, L. vexillarius a standard bearer. ] [ 1913 Webster ]

1. Of or pertaining to an ensign or standard. [ 1913 Webster ]

2. (Bot.) Of or pertaining to the vexillum, or upper petal of papilionaceous flowers. [ 1913 Webster ]

Vexilary aestivation (Bot.), a mode of aestivation in which one large upper petal folds over, and covers, the other smaller petals, as in most papilionaceous plants. [ 1913 Webster ]

n. [ L. vexillarius: cf. F. vexillaire. ] A standard bearer. Tennyson. [ 1913 Webster ]

n. [ L. vexillatio. ] (Rom. Antiq.) A company of troops under one vexillum. [ 1913 Webster ]

‖n.; pl. Vexilla [ L., a standard, a flag. ] 1. (Rom. Antiq.) (a) A flag or standard. (b) A company of troops serving under one standard. [ 1913 Webster ]

2. (Eccl.) (a) A banner. (b) The sign of the cross. [ 1913 Webster ]

3. (Bot.) The upper petal of a papilionaceous flower; the standard. [ 1913 Webster ]

4. (Zool.) The rhachis and web of a feather taken together; the vane. [ 1913 Webster ]