A component that is part of a larger system.
A block made of wood or plastic that is used as a children's toy and can be stacked or joined to form a larger structure.
A component that is part of a larger construction, such as a brick or a stone.
A smaller, self-contained part of a larger entity. Often refers to a manufactured object that is part of a larger device.
Made up of smaller complete units in combination; as a component stereo.
Making up a larger whole; as a component word.