Pro*long"a*ble (?), a. Capable of being prolonged; as, life is
prolongable by care.
Each syllable being a prolongable quantity.
Rush.
Pro*lon"gate (?), v. t. [imp. & p. p. Prolongated (?); p. pr. & vb. n.
Prolongating.] [L. prolongatus, p. p. of prolongare. See Prolong.] To
prolong; to extend in space or in time. [R.]