Execution The signing, sealing, and delivery of a contract or agreement making it valid. Also, a broker who buys or sells shares of stock upon a client's request is said to have executed an order.

Executor/Executrix An individual or professional organization, such as a bank's trust department, named in a will to administer an estate upon the death of the owner.

Extended Coverage An endorsement added to an insurance policy, or a clause included in the policy, to provide additional coverage for risks other than those covered under the basic policy provisions.