Nev. Rev. Stat. § 374.50 — “Purchase” defined

1.  “Purchase” means any transfer, exchange
or barter, conditional or otherwise, in any manner or by any means whatsoever,
of tangible personal property for a consideration.
2.  A transaction whereby the possession of
property is transferred but the seller retains the title as security for the
payment of the price is a purchase.
3.  A transfer for a consideration of
tangible personal property which has been produced, fabricated or printed to
the special order of the customer, or of any publication, is also a purchase.