IPA: //ˈkærəˌmɛl//
KK: /ˈkærəˌmɛl/
To heat sugar until it turns brown and becomes a sweet syrup.
I like to caramelise onions to add sweetness to my dishes.
Past: caramelised
Past Participle: caramelised
Caramelise is formed from "caramel" (from French *caramel*, meaning a type of sugar syrup) and "-ise" (a suffix used to form verbs indicating a process). The word describes the process of turning sugar into caramel through heating.
Think of the French word 'caramel' for the sweet syrup, and remember that 'caramelise' means to turn sugar into that syrupy goodness.