Extensive
Extensive , adjective
[Latin extensivus: compare French 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.
2.
Capable of being extended. [Obsolete]
Silver beaters choose the finest coin, as that which is most extensive under the hammer.