| Rank | Abbreviation | Meaning |
|---|
| ***** | ARCT | Air Refuelling Contact Time
| |
| **** | ARCT | Army Radio Code Aptitude Test
| |
| *** | ARCT | Associate, Royal Conservatory of Music Toronto
| |
| ** | ARCT | air refueling control team; air refueling control time
| |
| * | ARCT | And Research Centre for Torture
| |
| * | ARCT | Air Refueling Control Team
| |
| * | ARCT | arctic
| |
| * | ARCT | Africa Regional Centre for Technology
| |
| * | ARCT | adenosine triphosphate release cytotoxicity test
| |
| * | ARCT | Advanced Reciprocating Compression Technology
| |
| * | ARCT | Alfa Romeo Club Tirol
| |
| * | ARCT | Airborne Regimental Combat Team
| |
| * | ARCT | Associate of the Royal Conservatory of Toronto
| |
| * | ARCT | Air Refueling Control Time
| |
| * | ARCT | Associateship of the Royal Conservatory of Toronto
| |
| * | ARCT | arm to retina circulation time
| |
| * | ARCT | Accounts Receivable Check Truncation
| |
| * | ARCT | African Regional Center for Technology
| |
| * | ARCT | Ageing Research Computational Tools
| |
| * | ARCT | Albanian Rehabilitation Centre for Trauma and Torture Victims
| |
| * | ARCT | Amphibian and Reptile Conservation Trust
| |
| * | ARCT | American Realty Capital Trust
| |
| * | ARCT | accommodation response contrast threshold
| |
| * | ARCT | ARMSTRONG COUNTY TRUST CO.
| |
| * | ARCT | African Regional Centre for Technology
| |