1,962 terms
Abbreviations/Acronyms
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Aabsolute (kelvin degrees), absorption, acoustic, alpha particle, analog, anode, ampere, amplitude, area, atomic, atomic mass, Helmholtz free energy, mass number, nucleon number
aatto-
Åangstrom
A-Oacousto-optic
A/Danalog-to-digital
aAattoampere
AAanalog to analog, anti-aliasing (AA optical filter e.g. low pass filter), approximate absolute temperature, atomic absorption
AAASAmerican Association for the Advancement of Science
AARTAnalog Adaptive Resonance Theory
AASAmerican Astronomical Society
ABGThe ABg model or Harvey-Shack is a method of describing bidirectional scattering from isotropic or polished surfaces.
ABSabsorbance; acrylonitrile butadiene styrene
absabsolute value
ACalternating current
ACCautomatic current control
ACORNsoftware package Atmospheric Correction Now
ACPacquisition control processor
ACRactive-cavity radiometer
ACSAmerican Chemical Society
ACTFELAC thin film electroluminescent display devices
ACTSadvanced communication technology satellite
ADCanalog-to-digital converter; allyl diglycol carbonate
ADMadaptive delta modulation; add-drop multiplexer
ADPammonium dihydrogen phosphate, adaptive Doppler processing
ADPCMadaptive differential pulse code modulation; varies the binary step interval for the required bandwidth for a given signal-to-noise ratio.
ADSangular displacement sensor
ADSLasymmetric digital subscriber line
ADTautomatic data transmission; anthradithiophene
AELaccessible emission limit
aeronaeronautics
AESAuger electron spectroscopy; atomic emission spectrometry
AFaudio frequency; autofocusing
AFCautomatic frequency control
AFCEAArmed Forces Communications and Electronics Association
AFMatomic force microscope
AFOSRAir Force Office of Scientific Research
AFSatomic fluorescence spectroscopy
AGCautomatic gain control
AGEaerospace ground equipment
AGETAdvisory Group on Electron Tubes
AGRINaxial gradient index
AGVautomated guided vehicle
AHantihalation
Ahampere-hour
AHARSattitude heading and reference system
AIartificial intelligence
AIAAutomated Imaging Association
AIAAAmerican Institute of Aeronautics and Astronautics
AICHEAmerican Institute of Chemical Engineers
AIDairborne intelligent display; area imaging device
Photonics DictionaryAbbreviations/Acronyms