1. having or showing knowledge about a particular subject or area
Usage: commonly used in professional and academic contexts; often followed by 'about' or 'in'
2. intelligent and well-educated; showing good judgment
Usage: describes a person's general intellectual capacity

Examples

• She is very knowledgeable about ancient history.
• The knowledgeable staff at the museum answered all our questions.
• He gave a knowledgeable presentation on climate change.
• A knowledgeable investor studies market trends carefully.
• The doctor's knowledgeable approach to treatment impressed her patients.
• They sought advice from a knowledgeable consultant.
• Her knowledgeable comments during the discussion were appreciated by everyone.