A piece or segment of something such as an object, activity, or period of time, which combined with other pieces makes up the whole. Some but not all of something. A character as represented in a play or movie; a role played by an actor or actress. Abilities. A line of scalp revealed in a person's hair by combing the hair away in opposite directions on either side. (of two things) move away from each other. To some extent; partly (often used to contrast different parts of something).