Differences procurement and purchasing?

Q.      What are the differences between procurement and purchasing?

	Procurement	Purchasing
Definition	Procurement is hiring or purchasing anything by any contractual means.	Purchasing is part of the procurement.
Scope	procurement may not be purchasing	All purchasing means procurement
Timeframe	Purchasing is typically short-term and focused on immediate needs	Procurement takes a longer-term view and involves strategic planning.
Nature	Procurement is basically complex in nature.	purchase may be simple in nature.
Supplier Relationships	Seeks to find new suppliers and build ongoing relationships.	Tend to work with an existing supplier.
Focused	More focused on value and total cost of ownership.	More focused on price and lowest cost per unit.
Deals	Deals with why a good or service is ordered and from where.	Deals with how goods and services are ordered.