archive page – a list of posts based on a category, taxonomy, post type.
category – to access a limited set of posts.
class – 1) identifies the style to use in the HTML markup.
class – 2) the uninstantiated object in object oriented progamming (OOPS).
directory – what you see as a folder in your GUI, can be referred to as a “directory” in your command-line interface.
footer – bottom of the web page.
GUI – Graphical User Interface, pronounced goo•ey.
head – the HTML tag inside a web page holding data not displayed.
header – the top part of a web page.
hook – a place in core code made accessible to themes & plugins.
id – an identifier in CSS like class, but unique within the web page.
index – 1) points to an element of an array.
index – 2) the first HTML (or PHP) file sought within a directory.
mapping – using a domain you own to access your wp.com blog.
masking – an extreme form of mapping.
menu – list of links to pages or a category of posts.
navigation – menus to other places in a web site.
page – a “post” of the post type page.
permalink – a custom url structure, the permanent link to individual posts.
plugin – a file added to a theme usually to provide widget(s).
post – 1) a single item of “content” stored in the wp_posts database table, which is one of the five types: post, page, attachment, revision, nav_menu_item.
post – 2) a “post” of the post type post.
sanitize – author name, category, and postname get sanitized in permalinks by having spaces replaced with hyphens.
selector – – in CSS, the rule set with declaration blocks (property name & value) pointing to the HTML element to style.
sidebar – navagation links, to the right or left.
slug – a user-friendly short text used in a permalink.
style – in CSS, a rule consisting of selectors, and declaration blocks.
tag – 1) an element of the HTML markup language.
tag – 2) used like a category (but without hierarchy) to provide more detail to a post.
$tag – 3) the hook parameter in an action function.
tag, template – 4) PHP function that instructs WordPress to “do” or “get” something. Conditional tags are used in template files to change the content displayed on a particular page depending on what conditions that page matches.
template – a PHP file controlling the structure of part of the web page.
theme – a collection of templates creating the look & feel (design) of the website.
UTC – Coordinated Universal Time is a “time standard” and not a time zone like Greenwich Mean Time (GMT) but, in practice, share the same current time.
widget – provided by a plugin to give extra function & structure.