IPA: /ˌmɛlənˈkɒlɪk/
KK: /mɛlənˈkɑlɪk/
Feeling or showing a deep sadness or sorrow, often without a clear reason.
After hearing the sad news, she felt melancholic for the rest of the day.
Melancholic → It is formed from "melancholia" (from Greek "melankholía", meaning black bile) and the suffix "-ic" (meaning pertaining to). The word "melancholic" refers to a state pertaining to or characterized by deep sadness or gloom, originally linked to the ancient belief that an excess of black bile caused such feelings.
Think of 'melancholia' which relates to 'black bile' — this helps you remember that 'melancholic' describes a state of deep sadness or gloom.