2. The amount abated; that which is taken away by way of reduction; deduction; decrease; a rebate or discount allowed.

3. (Her.)

Defn: A mark of dishonor on an escutcheon.

4. (Law)

Defn: The entry of a stranger, without right, into a freehold after the death of the last possessor, before the heir or devisee. Blackstone. Defense in abatement, Plea in abatement, (Law), plea to the effect that from some formal defect (e.g. misnomer, want of jurisdiction) the proceedings should be abated.

ABATER
A*bat"er, n.

Defn: One who, or that which, abates.

ABATIS; ABATTIS Ab"a*tis, Aba"t*tis, n. Etym: [F. abatis, abattis, mass of things beaten or cut down, fr. abattre. See Abate.] (Fort.)

Defn: A means of defense formed by felled trees, the ends of whose branches are sharpened and directed outwards, or against the enemy.

ABATISED
Ab"a*tised, a.