n. An addition or supplement that explains, modifies, or revokes a will or part of one.
the GNU version of the Collaborative International Dictionary of English
n. A clause added to a will.
The Century Dictionary and Cyclopedia
n. A writing by way of supplement to a will, and intended to be considered as a part of it, containing anything which the testator wishes to add, or a revocation or explanation of something contained in the will.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a supplement to a will; a testamentary instrument intended to alter an already executed will
Word Usage
"A vague sentence that committed him to nothing even if he lived especially as he was about to withdraw his claim for the bridge site, his one serious difficulty with the Corporation, and the codicil was a provision for his death."