initiate

The definition of initiate is to cause something to begin or to introduce someone to some subject, topic or group.

(verb)

When you begin a discussion on solving a crisis, this is an example of a situation where you initiate a discussion.
When you introduce someone to the subject of photography, this is an example of a situation where you initiate them into the world of photography.

See initiate in Webster's New World College Dictionary

to bring into practice or use; introduce by first doing or using; start: to initiate a new course of studies
to teach the fundamentals of some subject to; help to begin doing something: to initiate someone into the game of chess
to admit as a member into a fraternity, club, etc., esp. with a special or secret ceremony

Origin: < L initiatus, pp. of initiare, to enter upon, initiate < initium: see initial

adjective

noun

a person who has recently been, or is about to be, initiated

Related Forms:

See initiate in American Heritage Dictionary 4

transitive verb in·i·ti·at·ed, in·i·ti·at·ing, in·i·ti·ates

To set going by taking the first step; begin: initiated trade with developing nations. See Synonyms at begin.
To introduce to a new field, interest, skill, or activity.
To admit into membership, as with ceremonies or ritual.

adjective (-ĭt)