What does "chaplain" mean?

Chaplain: A clergyman who is officially atteched to the army or navy, to some public institution, or to a family or court, for the purpose of performing divine service.

Additional senses

  1. 2.Any person (clergyman or layman) chosen to conduct religious exercises for a society, etc.; as, a chaplain of a Masonic or a temperance lodge.

Sources