If you look up the term Jacquard, you will get a number of different definitions:
(dust off your dictionary ... or just "google it" 😊)
Machine knitters tend to use the term jacquard incorrectly, referring only to double bed jacquard.
But you don't have to be a master machine knitter to add color to your knitting. You don't even need to have an electronic or punchcard machine to knit in color.