Not 100% sure this is want you want but it might be a start?
From this thread:
https://www.reef2reef.com/threads/lingo-commonly-used-acronyms-0.57652/
A
'A'=>'Amp'
'AA'=>'Amino Acid'
'ABT'=>'Atlantic blue Tang'
'AC'=>'Activated Carbon'
'AC'=>'Alternating Current'
'Acan Lord'=>'Acanthastrea'
'Acro'=>'Acropora coral'
'AEFW'=>'Acropora (Acro) Eating Flatworms'
'AGA'=>'All-Glass Aquarium'
'AIO'=>'all in one'
'Alk'=>'Alkalinity'
'ATO'=>'Auto Top Off'
'ATS'=>'Algae Turf Scrubber'
B
'BA'=>'Bubble algae'
'BB'=>'Bare Bottom'
'Blasto'=>'Blastomussa'
'BRS'=>'bulk reef supplies (online store)'
'BTU'=>'British Thermal Unit'
C
'Ca'=>'Calcium'
'CBB'=>'Copper Band Butterfly'
'CC'=>'Counter Current'
'CC'=>'Crushed Coral'
'CFL'=>'Compact Fluorescent Lamp'
'CL'=>'Closed Loop'
'CO2'=>'Carbon Dioxide'
'Cu'=>'Copper'
'CUC'=>'Clean Up Crew'
'CWC'=>'continuous water change'
'Cyano'=>'Cyanobacteria'
D
'DC'=>'Direct Current'
'DD'=>'Downdraft'
'DE'=>'Double Ended'
'DFS'=>'Drs. Foster and Smith'
'DI'=>'De-ionization'
'DI water'=>'deionized water'
'DIY'=>'Do It Yourself'
'DKH'=>'German Degrees of Hardness'
'DO'=>'Dissolved Oxygen'
'DOC'=>'Dissolved Organic Carbon'
'DSB'=>'Deep Sand Bed'
'DT'=>'Display Tank'
E
'ETA'=>'Estimated Time of Arrival'
F
'FO'=>'Fish Only'
'FOWLR'=>'Fish Only With Live Rock'
'Frag'=>'Fragment (a small part of a coral colony removed in order to grow another colony)'
'FTS'=>'Full Tank Shot'
'FTW'=>'for the win'
'Fuge'=>'refugium'
'FW'=>'Freshwater'
'FWE'=>'Flat Worm Exit'
'FWIW'=>'For What It's Worth'
G
'G'=>'Gallon (ex. 60g)'
'GAC'=>'Granular Activated Carbon'
'GBTA'=>'Green Bubble Tip Anemone'
'GFCI'=>'Ground Fault Circuit Interrupter'
'GFI'=>'Ground Fault Interrupter'
'GFO'=>'Granular Ferric Oxide'
'GHA'=>'Green Hair Algae'
'GPD'=>'Gallons Per Day'
'GPH'=>'Gallons Per Hour'
'GSM'=>'Gold Strip Maroon Clownfish'
'GSP'=>'Green Star Polyps'
H
'HA'=>'Hair Algae'
'HID'=>'High Intensity Discharge'
'HO'=>'High Output'
'HOB'=>'Hang On Back'
'HOT'=>'Hang On Tank'
'HTH'=>'Hope that helps'
'HQI'=>'Hardest Question Is'
'HQI'=>'Mercury (Hg) Quartz Iodide'
I
'IME'=>'In My Experience'
'IMHO'=>'In My Humble Opinion'
'IMO'=>'In My Opinion'
'IO'=>'Instant Ocean'
'IR'=>'Infrared'
'IW'=>'In Wall'
K
'K'=>'Kelvin'
'KWH'=>'Kilowatt-Hour'
L
'L'=>'Liters'
'LED'=>'Light Emitting Diodes'
'LFS'=>'Local Fish Store'
'LMK'=>'Let Me Know'
'Lobo'=>'Lobophyllia'
'LOL'=>'Laugh Out Loud'
'LPS'=>'Large Polyp Stony have large and soft polyps'
'LR'=>'Live Rock'
'LS'=>'Live Sand'
'LTA'=>'Long Tentacle Anemone'
M
'MACNA'=>'Marine Aquaria Conference of North America'
'MASNA'=>'Marine Aquarium Societies of North America'
'meq/L'=>'Micro-equalities per Liter'
'Mg'=>'Magnesium '
'Mag'=>'Magnesium'
'MH'=>'Metal Halide light'
'Milli'=>'Acropora Millipora'
'MJ'=>'Maxijet'
N
'Nems'=>'Anemones'
'Nem'=>'Anemone'
'NH3'=>'Ammonia'
'NNR'=>'Natural Nitrate Reduction'
'NO'=>'Normal Output'
'NO2'=>'Nitrite'
'NO3'=>'Nitrate'
'NPS'=>'Non Photosynthetic'
O
'O2'=>'Oxygen'
'ORA'=>'Oceans, Reefs, and Aquariums'
'ORP'=>'Oxygen Redox Potential'
P
'P04'=>'Phosphate'
'PAR'=>'Photosynthetic Active Radiation'
'PBT'=>'Powder Blue Tang'
'PC'=>'Power Compact'
'POTM'=>'Picture Of The Month'
'PP'=>'Per Polyp'
'PPM'=>'Parts Per Million'
'PPT'=>'Parts Per Thousand'
'PVC'=>'Poly Vinyl Chloride'
Q
'QT'=>'Quarantine Tank'
R
'R2R'=>'Reef 2 Reef (.com)'
'RBTA'=>'Rose Bubble Tip Anemone'
'RC'=>'Reef Crystals'
'RDSB'=>'Remote Deep Sand Bed'
'Rics'=>'Ricordia'
'RO water'=>'Reverse Osmosis Water'
'RODI'=>'Reverse Osmosis, Deionization'
'ROTFLMBO'=>'Roll on the floor laughing my butt off'
'RR'=>'Reef Ready'
'RTN'=>'Rapid Tissue Necrosis'
S
'SE'=>'Single Ended'
'SG'=>'Specific Gravity'
'Shrooms'=>'Mushrooms'
'SPS'=>'Small Polyp Stony –branch out or plate and have small polyps'
'SSB'=>'Shallow Sand Bed'
'STN'=>'Slow Tissue Necrosis'
'SW'=>'Salt Water / Sea Water'
T
'TDS'=>'Total Dissolved Solids'
'TFC'=>'Thin Film Composite'
'TIA'=>'Thanks In Advance'
'TMI'=>'Too Much Information'
'TOTM'=>'Tank Of The Month'
'Trachy'=>'Trachyphyllia'
U
'ULNS'=>'Ultra Low Nutrient System'
'UV'=>'Ultra Violet'
V
'V'=>'Volt'
'VHO'=>'Very High Output (fluorescent light)'
'W
'W'=>'Watts'
'WC'=>'Water Change'
'Wellso'=>'Wellsophyllia'
'WYSIWUG'=>'What You See Is What You Get'
Y
'YGPM'=>'You've Got Private Message'
'YWG'=>'Yellow Watchman Goby'
Z
'Z&P'=>'Zoanthids & Palythoa'
'Zoa'=>'Zoanthid Coral'