FORTIETH
For"ti*eth, n.

Defn: One of forty equal parts into which one whole is divided; the quotient of a unit divided by forty; one next in order after the thirty-ninth.

FORTIFIABLE
For"ti*fi`a*ble, a. Etym: [Cf. OF. fortifiable.]

Defn: Capable of being fortified. Johnson.

FORTIFICATION
For`ti*fi*ca"tion, n. Etym: [L. fortificatio : cf. F. fortification.]

1. The act of fortifying; the art or science of fortifying places in order to defend them against an enemy.

2. That which fortifies; especially, a work or works erected to defend a place against attack; a fortified place; a fortress; a fort; a castle. Fortification agate, Scotch pebble.

Syn.
— Fortress; citadel; bulwark. See Fortress.

FORTIFIER
For"ti*fi`er, n.

Defn: One who, or that which, fortifies, strengthens, supports, or upholds.