extensively

adv 1: in a widespread way; "oxidation ponds are extensively used

for sewage treatment in the Midwest"

2: to a great extent

extensible

Said of a system (e.g., {program}, {file

format}, {programming language}, {protocol}, etc.) designed to

easily allow the addition of new {features} at a later date,

e.g. through the use of {hooks}, an {API} or {plug-ins}.

See also {extend}, {forward compatible}.

(1998-01-15)