IPA: /dɪsˈɡʌstɪŋ/
KK: /dɪsˈɡʌstɪŋ/
Causing a strong feeling of dislike or revulsion; something that is very unpleasant or offensive.
The food was so spoiled that it had a disgusting smell.
Comparative: more disgusting
Superlative: most disgusting
Disgusting → It is formed from "dis-" (meaning apart or away) and "gustare" (meaning to taste). The word "disgusting" refers to something that is so unpleasant to taste or experience that it drives one away from it.
Think of something that makes you want to move 'away' ('dis-') from a 'taste' ('gustare') because it is unpleasant.