1. of, relating to, or containing nicotine
Usage: commonly used in medical and scientific contexts
2. relating to or denoting a type of acetylcholine receptor in the nervous system that responds to nicotine
Usage: technical; used in neuroscience and pharmacology

Examples

• Nicotinic acid, also known as niacin, is an important B vitamin.
• Smoking delivers nicotinic compounds directly to the lungs.
• Nicotinic receptors play a key role in nerve signal transmission.
• The drug works by blocking nicotinic acetylcholine receptors.
• Nicotinic dependence develops when the brain adapts to regular nicotine exposure.