Enchiridion is a Late Latin term (derived from the Greek word ἐγχειρίδιον (enkheiridion)) referring to a small manual or handbook. Some notable enchiridions include:
- Enchiridion of Augustine, a compact treatise on Christian piety
- Enchiridion of Epictetus, a short manual of Stoic ethical advice compiled by Arrian
- Enchiridion of Dietrich Philips, alternatively title The Handbook of the Christian Doctrine and Religion, compiled (by the grace of God) from the Holy Scriptures for the benefit of all lovers of the Truth
- Enchiridion Indulgentiarum, the handbook of Catholic prayers with indulgences
- Enchiridion of Sextus Pomponius, a collection of Roman law by Sextus Pomponius
- The Enchiridion militis Christiani of Erasmus, known also as the Handbook of a Christian Knight
- Enchiridion symbolorum, definitionum et declarationum de rebus fidei et morum, a 1854 compendium of all basic texts of Catholic dogma and morality since the apostles
- In popular media
- The animated TV series Adventure Time had an episode called "The Enchiridion!", in which the main characters attempt to find the titular book, which happens to contain useful information for heroes.