| English | Czech |
| ALT key | klávesa Alt (A keyboard key that is used in conjunction with another key to produce some special feature or function and is typically marked with the letters Alt) |
| Alt. Rock | Alternativní rock (One of the music genres that appears under Genre classification in Windows Media Player library. Based on ID3 standard tagging format for MP3 audio files. ID3v1 genre ID 40) |
| ALT text | alternativní text (Text displayed by Web browsers during image downloads for users who have graphics turned off, and for users who rely on screen-reading software to convert graphics on the screen to spoken words) |
