Oilfield Glossary
Search 200+ petroleum engineering terms across drilling, production, reservoir, completions, facilities, and economics.
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Book a free strategy call →About This Oilfield Glossary
This glossary covers the most commonly used terms in the upstream oil and gas industry, organized by discipline. Whether you are a petroleum engineer, geologist, field operator, or new hire, this reference helps you quickly look up drilling terminology, production concepts, reservoir engineering parameters, completions techniques, facilities equipment, and economic metrics.
Each term includes its common abbreviation (if any), a concise definition, and links to related Groundwork Analytics tools where you can run actual calculations. Built and maintained by Groundwork Analytics, an AI and engineering company that builds digital tools for the energy industry.