What is Dead Body?

Legal Definition
Crim. law. A corpse.

2. To take up a dead body without lawful authority, even for the purposes of dissection, is a misdemeanor, for which the offender may be indicted at common law. 1 Russ. on Cr. 414; 1 Dowl. & R. 13; Russ. & Ry. 366, ii. b; 2 Chit. Cr. Law, 35. This offence is punished by statute in New Hampshire, Laws of N. H. 339, 340 in Vermont, Laws of Vermont, 368 .c. 361; in Massachusetts, stat. 1830, c. 51; 8 Pick. 370; 11 Pick. 350; in New York, 2 Rev. Stat. 688. Vide 1 Russ. 414, n. A.

3. The preventing a dead body from being buried, is also an indictable offence. 2 T. R. 734; 4 East, 460; 1 Russ. on Cr. 415 and 416, note A.

4. To inter a dead body found in a river, it seems, would render the offender liable to an indictment for a misdemeanor, unless he first sent for the coroner. 1 Kenyon's R. 250.
-- Bouviers Law Dictionary
Legal Definition
A corpse. The body of a human being, deprived of life, but not yet entirely disintegrated. Meads v. Dougherty County, 98 Ga. 607, 25 S. E. 915.
-- Black's Law Dictionary