v. t. To annul completely; to render void or of no effect. [ 1913 Webster ]

For the Lord of hosts hath purposed, and who shall disannul it? Isaiah xiv. 27. [ 1913 Webster ]

☞ The prefix in this word an its derivatives is intensive, and not negative. [ 1913 Webster ]

n. One who disannuls. [ 1913 Webster ]

n. Complete annulment. [ 1913 Webster ]