1. (n.) The act or state of knowing; clear perception of fact, truth, or duty; certain apprehension; familiar cognizance; cognition.

2. (v. i.) That which is or may be known; the object of an act of knowing; a cognition; -- chiefly used in the plural.

3. (v. i.) That which is gained and preserved by knowing; instruction; acquaintance; enlightenment; learning; scholarship; erudition.

4. (v. i.) That familiarity which is gained by actual experience; practical skill; as, a knowledge of life.

5. (v. i.) Scope of information; cognizance; notice; as, it has not come to my knowledge.

6. (v. i.) Sexual intercourse; -- usually preceded by carnal; as, carnal knowledge.

7. (v. t.) To acknowledge.

IQ account acquaintance adeptness advice announcement appreciation apprehension awareness blue book briefing broadening the mind bulletin caliber capacity cognition communication communique comprehension conception consciousness data datum deductive power directory discernment dispatch education enlightenment erudition esemplastic power evidence experience expertise facts factual information familiarity familiarization gen general information grasp guidebook handout hard information ideation incidental information info information insight instruction integrative power intellect intellectual acquirement intellectual grasp intellectual power intellectualism intellectuality intelligence intelligence quotient knowing learning light lore mastery of skills memorization mental age mental capacity mental cultivation mental culture mental grasp mental ratio mentality mention message mother wit native wit news notice notification power of mind presentation proficiency promotional material proof publication publicity rationality reasoning power release report sanity scholarship schooling science scope of mind self-instruction sense sidelight statement storing the mind the dope the goods the know the scoop thinking power transmission understanding white book white paper wisdom wit word