observant: Meaning and Definition of

ob•serv•ant

1. quick to notice or perceive; alert.
2. looking at, watching, or regarding attentively; watchful.
3. careful in the observing of a law, custom, religious ritual, or the like.

1. an observer of law or rule.
2. (cap.) a member of a Franciscan order that observes the strict rule of St. Francis.