1. plural of isagoge; introductory treatises or guides to a subject of study, especially to ancient texts or philosophical works
Usage: formal; academic; chiefly historical
2. in biblical and theological scholarship, introductory essays or critical studies that precede the main text or commentary
Usage: theological; scholarly

Examples

• The scholar published several isagoges to help students understand classical Greek philosophy.
• Medieval monasteries preserved isagoges that explained difficult passages in ancient texts.
• The biblical commentary included detailed isagoges before each book of scripture.
• Porphyry's isagoges served as an essential introduction to Aristotle's logic for centuries.
• Modern editions of ancient works often include isagoges written by contemporary experts.