A to Z
Glossary
Every concept in this sheet, plus the smaller terms it uses. Select a concept to open its card.
B
- Block editor
- The WordPress editor where every paragraph, image and layout is a block.
- Browser DevTools
- The browser panel that shows the HTML, the CSS rules applied to any element, network requests and console errors, with live editing.
C
- Child theme
- A theme that inherits everything from a parent theme and only holds your changes.
- Choosing plugins safely
- Plugins add features.
- CSS for tweaks
- Selectors pick elements, properties style them, and the cascade and specificity decide which rule wins.
D
- DNS records
- Entries that tell the internet where a name points:
Ato an IP address,CNAMEto another name,MXto mail servers,TXTfor verification and email security such as SPF. - Domain and registrar
- A domain is the name people type, such as
example.com.
F
- Full site editing and block themes
- Block themes build headers, footers and templates from blocks (
templates/*.html), edited in the Site Editor, unlike classic PHP themes.
H
- Hosting models
- Self-hosted software such as WordPress runs on a server you rent (shared, VPS or managed).
- HTML structure
- Elements that give a page meaning: one
h1, headings in order,nav,main,footer, realalinks andbuttonelements,alttext on images. - HTTPS and SSL certificates
- HTTPS encrypts traffic between browser and server using a TLS certificate for the domain.
P
- Posts, pages and custom post types
- Posts are dated entries, pages are standalone.
W
- What a CMS does
- A CMS stores content (pages, posts, products) in a database separately from the design (a theme or template), and lets non-developers edit content through an admin.
- WordPress hosting and install
- WordPress.org is the free software you install on your own hosting; WordPress.com is a hosted service built on it.