E

e-mail

Short for electronic mail; messages sent between defined entities over the Internet.

e-mail signature

A block of text that is appended to the end of a message you send.

e-mail trail

An e-mail message and all responses to that message. When an individual message receives multiple responses, the e-mail trail can branch into multiple trails. You can view all the branches of an e-mail trail in Conversation view.

embedded object

An object that is created in a different program but that is incorporated into a Word document.

empty string

An Access field that has two quotation marks with nothing in between. Access is able to differentiate between an empty string and a Null (blank) field.

error code

A brief message that appears in a worksheet cell, describing a problem with a formula or a function.

event

An action, including Click, Double Click, Mouse Down, Mouse Move, and Mouse Up, to which code can be attached. The events recognized by an object are listed on the Event tab in the object’s Property Sheet pane.

event window

The program window displaying the form in which you enter information about an event.

expression

A combination of functions, field values, constants, and operators that can be used to assign properties to tables or forms, to determine values in fields or reports, as a part of a query, and in many other places. Also known as a formula.

Expression Builder

A tool with which you can quickly create expressions (formulas) in queries, forms, and reports.