D defs.my
Entry 1 sense Webster, 1913

Embattail

· Em·bat·tail · IPA
01 v. t. To furnish with battlements; to fortify as with battlements.
  1. 1.
    To furnish with battlements; to fortify as with battlements.[Archaic]
    “To embattail and to wall about thy cause With iron-worded proof.” Tennyson.