|1.||[ adjective ] having or suggesting softness and richness in quality|
"a mellow sound" "the mellow air brought in the feel of imminent autumn"- Thomas Hardy "a mellowing sun"
|2.||[ noun ] (biology) the process of becoming mellow|
|Related terms:||ripening mellow|
|3.||[ noun ] (biology) acquiring desirable qualities by being left undisturbed for some time|
|Synonyms:||aging ageing ripening|