proved or proven
1proved, proven — The past tense of prove is proved; the past participle is proved or proven: The debater proved his point through the use of many illustrations. This machine has proved (or proven) satisfactory. The preferred form of the past participle of prove… …
2proved — proved, proven The two forms relate to two different verbs derived from Old French prover (ultimately from Latin probare). In standard BrE, proved is the normal past tense and past participle of the verb prove (They proved their point / Their… …
3proven — proved, proven The two forms relate to two different verbs derived from Old French prover (ultimately from Latin probare). In standard BrE, proved is the normal past tense and past participle of the verb prove (They proved their point / Their… …
4proved — , proven In general proved is the preferred past tense form ( the accused was proved innocent ) and proven the preferred form for adjectival uses ( a proven formula ) …
5proven reserves — ➔ reserves * * * proven reserves UK US noun [plural] (also proved reserves) ► NATURAL RESOURCES the amount of gas or oil that is known to exist under the surface of the earth or under the sea and that is available for future use: »In 2007, Canada …
6Proven — Prov en, p. p. or a. Proved. Accusations firmly proven in his mind. Thackeray. [1913 Webster] Of this which was the principal charge, and was generally believed to beproven, he was acquitted. Jowett (Thucyd. ). [1913 Webster] {Not proven} (Scots… …
7proven reserves — proved reserves or proven reserves, the amount of oil or natural gas that can be removed profitably from available sources: »In considering resources of oil and gas one encounters a category that has no exact counterpart in world coal statistics; …
8proved reserves — or proven reserves, the amount of oil or natural gas that can be removed profitably from available sources: »In considering resources of oil and gas one encounters a category that has no exact counterpart in world coal statistics; the concept of… …
9Proved Reserves — A classification used in mining sectors that refers to the amount of resources that can be recovered from the deposit with a reasonable level of certainty. Proved reserves is a common metric quoted by companies such as oil, natural gas, coal and… …
10proved, proven — In general, proved is the preferred past tense form ( the accused was proved innocent ) and proven the preferred form for adjectival uses ( a proven formula ) …