A role model.
A handwritten manuscript used by a scribe to make a handwritten copy; the original copy of what gets multiply reproduced in a copy machine.
A well known usage of a scientific theory.
Something fit to be imitated; an ideal, a model.
A pattern after which others should be made; an archetype.
A copy of a book or piece of writing.
Something typical or representative of a class; an example that typifies.
A substitute; a replacement.
To substitute for; to replace; (theater) to serve as an understudy.
To make one of a party in a bet or other speculation.
To take a side in a dispute.