===== Terms beginning with A =====

[[A dummy entry to try your hand at edits]]

[[Abandon]]

[[Abnormal pressure]]

[[Absolute permeability]]

[[Absolute pressure]]

[[Absolute temperature scale]]

[[Absolute zero]]

[[Absorption]]

[[Accelerator]]

[[Acid]]

[[Acid stimulation]]

[[Acid treatment]]

[[Acidize]]

[[Acre foot|Acre-foot]]

[[Acre ft|Acre-ft.]]

[[Acoustic]]

[[Acoustic log]]

[[Acoustic travel time]]

[[Acoustic velocity log]]

[[Acoustic wave]]

[[Acoustilog]]

[[Activation]]

[[Activation logging]]

[[Activity]]

[[Adapter]]

[[Adiabatic]]

[[Adsorption]]

[[A electrode]]

[[Aerated zone]]

[[AIME]]

[[Air drilling]]

[[Alkaline]]

[[Alpha]]

[[Alpha particle]]

[[Alpha ring]]

[[Allogenic]]

[[American Petroleum Institute]]

[[Amorphous]]

[[AM spacing]]

[[Amplified curve]]

[[Amplitude log]]

[[Amplitude time|Amplitude-time]]

[[Anhydrite]]

[[Anion]]

[[Anisotropic]]

[[Anisotropy]]

[[Annular space]]

[[Annulus]]

[[Anticline]]

[[AO spacing]]

[[API]]

[[API gravity]]

[[API log grid]]

[[API test pits]]

[[API unit]]

[[Apparent resistivity]]

[[Apparent value]]

[[Aquicide]]

[[Aquifer]]

[[Arch]]

[[Archie's formulas]]

[[Arenaceous]]

[[Argillaceous]]

[[Arkose]]

[[Arm]]

[[Armor]]

[[Aromatic]]

[[Arrow plot]]

[[Artesian water]]

[[Artificial lift]]

[[Asphalt]]

[[Atmospheric pressure]]

[[Atom]]

[[Atomic number]]

[[Atomic weight]]

[[Attenuation]]

[[Audio logging]]

[[Authigenic]]

[[Azimuth]]

[[Azimuth frequency plot]]