Wellbore

Definition of 'Wellbore'


A wellbore is a hole that is drilled to aid in the exploration and recovery of natural resources including oil, gas or water. A wellbore is the actual hole that forms the well. A wellbore can be encased by materials such as steel and cement, or it may be uncased.

Investopedia explains 'Wellbore'


A wellbore provides access to the natural resources that are sought, such as oil and gas. A wellbore is typically a straight shaft that "bores" into the ground to allow the recovery of natural resources. Specialized equipment is needed to drill wellbores.



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