| Subject | German | English |
| comp., MS | Activate-as-Activator-Server | activate-as-activator server (A server or running object table object that is not a service or running under a specific user account) |
| abbr. | as a matter of fact | AAMOF |
| comp., MS | As-Built-Software | as-built software (A deliverable, consisting of software components, that is the result of compiling (building) the raw code files from a discrete set of source versions) |
| gen. | As-Dur | A flat major |
| abbr. | as far as I can see | AFAICS |
| abbr. | as far as I can tell | AFAICT |
| abbr. | as far as I know | AFAIK |
| abbr. | as far as I'm concerned | AFAIC |
| comp., MS | AS-Grenzrouter | AS boundary router (A router that exchanges routing information with routers that belong to other autonomous systems. The ASBR then advertises external routes throughout the autonomous system. ASBRs can be internal or area border routers, and they might or might not be connected to the backbone) |
| abbr. | as I see it | AISI |
| abbr. | as I understand it | AIUI |
| gen. | as-Moll | A flat minor |
| chem. | As2S2 | As2S2 |
| chem. | As2S2 | red sulphide |
| chem. | As2S5 | arsenic pentasulphide |
| chem. | As2S5 | As2S5 |
| chem. | As2S2 | ruby arsenic |
| chem. | As2S2 | false realgar |
| chem. | As2S2 | artificial realgar |
| chem. | As2S2 | artificial arsenic disulphide |
| abbr. | as soon as possible | ASAP |
| nat.res. | As-Staub | arsenic dust |
| environ. | "Business as usual"-Szenario | BAU scenario |
| environ. | "Business as usual"-Szenario | business-as-usual scenario |
| econ., environ., UN | "Delivering as One" | delivering as one |
| abbr. | fast as can | f.a.c. |
| abbr. | pay as you earn | PAYE |
| tax. | Pay-as-you-go-Prinzip | pay as you go deduction system |
| comp., MS | Platform as a Service | platform as a service (The capability provided to the consumer of deploying onto the cloud infrastructure consumer-created or acquired applications created using programming languages, libraries, services, and tools supported by the provider. The consumer does not manage or control the underlying cloud infrastructure, including network, servers, operating systems, or storage, but has control over the deployed applications and possibly of the configuration settings for the application-hosting environment) |
| IT | Software as a Service | software as a service |
| abbr. | there ain't no such thing as a free lunch | TANSTAAFL |