taught

Taught is the past simple tense and past participle of the verb teach. It indicates that instruction or training occurred in the past. The base form is teach; the third-person singular present is teaches; the present participle is teaching. The past tense and past participle are taught.

Usage: Used to describe the act of imparting knowledge or skills to someone. Examples: "The instructor taught algebra to the class." "They were taught how to swim." The sentence "Lessons were taught by experienced teachers" uses the passive voice. The phrase "to teach someone a lesson" is an idiomatic expression meaning to cause someone to learn from experience.

Notes: Taught is an irregular verb; its past forms must be memorized. In many contexts, taught emphasizes the delivery of knowledge, whereas "learned" or "learnt" describes the learner's acquisition. The word can be followed by a direct object (the subject being taught) or by an infinitive phrase (to do something). It appears across education, training, and instructional contexts.