Emily Dickinson Lexicon

TOMB, n. [toom; Fr. tombe, tombeau; W. tom, tomen, twm, twmp, a mound, a heap; Ir. tuoma; Sp. tumba; L. tumulus, a heap or hillock; tumeo, to swell; Gr. τυμβος, Class Dm. This name was given to a place for the dead by men who raised a heap of earth over the dead.]

1. A grave, a pit in which the dead body of a human being is deposited. As one dead in the bottom of a tomb. Shak.
2. A house or vault formed wholly or partly in the earth, with walls and a roof for the reception of the dead.
3. A monument erected to preserve the memory of the dead.