noun The fact of knowing about something; general understanding or familiarity with a subject, place, situation etc. .mw-parser-output .defdate{font-size:smaller}
His knowledge of Iceland was limited to what he'd seen on the Travel Channel.
noun Awareness of a particular fact or situation; a state of having been informed or made aware of something.
noun Intellectual understanding; the state of appreciating truth or information.
Knowledge consists in recognizing the difference between good and bad decisions.
noun Familiarity or understanding of a particular skill, branch of learning etc.
Does your friend have any knowledge of hieroglyphs, perchance?
noun Justified true belief
noun Sexual intimacy or intercourse (now usually in phrase carnal knowledge).
noun Information or intelligence about something; notice.
noun The total of what is known; all information and products of learning.
His library contained the accumulated knowledge of the Greeks and Romans.