- of great extent; wide, broad: an extensive area.
- covering or extending over a great area: extensive travels.
- far-reaching; comprehensive; thorough: extensive knowledge.
- lengthy: an extensive journey.
- great in amount, number, or degree: an extensive fortune; extensive political influence.
- of or having extension: Space is extensive, time durational.
- noting or pertaining to a system of agriculture involving the use or cultivation of large areas of land with a minimum of labor and expense (opposed to intensive).
- having a large extent, area, scope, degree, etc; vast
- widespread
- involving or farmed with minimum expenditure of capital or labour, esp depending on a large area of land
- of or relating to a property, measurement, etc, of a macroscopic system that is proportional to the size of the system
- logic
- of or relating to logical extension
- (of a definition) in terms of the objects to which the term applies rather than its meaning
