5. (Physiol.)
Defn: The straightening of a limb, in distinction from flexion.
6. (Com.)
Defn: A written engagement on the part of a creditor, allowing a debtor further time to pay a debt. Counter extension. (Surg.) See under Counter. — Extension table, a table so constructed as to be readily extended or contracted in length.
EXTENSIONAL
Ex*ten"sion*al, a.
Defn: Having great extent.
EXTENSIONIST
Ex*ten"sion*ist, n.
Defn: One who favors or advocates extension.
EXTENSIVE
Ex*ten"sive, a. Etym: [L. extensivus: cf. F. extensif. See Extend.]
1. Having wide extent; of much superficial extent; expanded; large; broad; wide; comprehensive; as, an extensive farm; an extensive lake; an extensive sphere of operations; extensive benevolence; extensive greatness.