A minor eleventh chord is a type of musical chord that is commonly used in jazz and other genres of music. It consists of a minor triad (made up of the notes A, C, and E) as well as the 11th note (which is a D in this case). There are several synonyms for a minor eleventh chord that musicians may use depending on the context or style of music they are playing. Some synonyms include A-11, Amin11, Am11, and A minor 11th chord. These alternate names refer to the same combination of notes that make up a minor eleventh chord and can be used interchangeably.