Fat - Wikipedia
https://en.wikipedia.org/wiki/Fat
In nutrition, biology, and chemistry, fat usually means any ester of fatty acids, or a mixture of such compounds; most commonly those that occur in living beings or in food.
Fat: перевод, произношение, транскрипция, примеры использования
https://WooordHunt.ru/word/fat
Перевод слова fat, американское и британское произношение, транскрипция, словосочетания, однокоренные слова, примеры использования.
FAT - OSDev Wiki
https://wiki.osdev.org/FAT
The File Allocation Table (FAT) file system was introduced with DOS v1.0 (and possibly CP/M). Supposedly written by Bill Gates, FAT is a very simple file system -- nothing more than a singly-linked list of clusters in a gigantic table.