Step by Step HTML5

366 Glossary
entities Special characters in HTML that are created
by using codes beginning with ampersand
(&), followed by an entity name or entity
number, and ending with a semicolon (;).
entity name A name that defines a special
character.
entity number A number that defines a special
character.
extended name Another way to express color values.
Extended names are similar to basic color
names, but there are more of them. Not all colors
named in the extended set are Web-safe.
Extensible Markup Language (XML) A language
closely related to HTML that programmers use
to create custom tags.
external style sheet A plain text file with a .css
extension that defines styles to be applied to
Web pages.
file size The number of bytes a file takes up on
the disk.
font family A set of fonts listed in order of
preference.
foreground color The default color for a Web
page that can be set with the style=”color:
color” argument.
frame A section of a browser window in which a
Web page loads.
frameset A container file that describes how
many frames the browser window will be divided
into and what sizes and shapes they will be.
hanging Bullets and numbers that “hang” off the
left edge of the paragraph.
Head The section of an HTML document defined
by the two-sided tag. The Head section
contains the page title and information
about the document that is not displayed, such
as its meta tags. It can also include lines of
code that run scripts.
header A friendly or descriptive title that appears
in the title bar of Microsoft Internet Explorer.
The text is specified in a tag placed in
the section.
HTML document See Web page.
hyperlink Text or a graphic that you can click to
go to a different location on a Web page, open
a different Web page, start an e-mail message,
download a file, view a movie, listen to an audio
clip, activate a Web-based program, and
more.
Hypertext Markup Language (HTML) The basic
programming language of the World Wide
Web.
ID An identifier for a unique element in a document.
Similar to a class, except there can be
multiple elements assigned to the same class
within a document but each ID can be assigned
only once per document.
image map An overlay for a graphic that assigns
hyperlinks to certain defined areas (hot spots)
on the image. The hot spots can be rectangular,
circular, or irregularly shaped (called a poly hot
spot).
indentation An indentation offsets text from
the usual position, either to the right or to the
left. In HTML, the three types of indentation
you can set are first-line indent, padding, and
margin.
inline span A shell into which you can place any
arguments you need.
interpreted A program that is distributed in
human-readable format to users, and the
program in which it is opened takes care of
running it.
leading The amount of space between each line.
Also referred to as line height.
list item . An item within a numbered or bulleted
list.