verb trans
to cause (somebody or something) to know something or how to do something, esp by showing or instruction
My wife is teaching me to drive
to guide the studies of (somebody)
to impart the knowledge of (a subject, skill, etc)
I teach maths and RE
to instruct (somebody) by precept, example, or experience
to advocate (something)
He teaches the way of peace
informal to cause (somebody) to suffer the disagreeable consequences of something
I'll teach you to come home late
to provide instruction
He who can, does. He who cannot, teaches — George Bernard Shaw
teachable adj
teaching noun
[Old English tǣcan]