Primer: meaning, definitions and examples

This is a repeated word, already explained above.

Used for a preliminary or opening section of a subject or book. It provides a broad overview without going into detail.

• The introduction to psychology course was really helpful.
• The book's introduction gave a summary of what was to come.

A source of general information, instructions, or directions. It can cover various topics and be used at different expertise levels.

• He bought a travel guide to help plan their vacation.
• The user guide explained how to set up the new software.

A comprehensive manual that provides detailed information and instructions on a specific subject or task. It's often referred to in professional or technical contexts.

• Every new employee received a handbook detailing company policies.
• The car's handbook contains all the maintenance information.