1. causing nausea; sickening or disgusting
Usage: traditional usage
2. feeling sick to one’s stomach; experiencing nausea
Usage: informal; widely accepted in modern usage

Examples

• The nauseous smell from the garbage made everyone leave the room.
• That nauseous medicine tastes terrible but works quickly.
• I felt nauseous after eating too much candy.
• The bumpy car ride left her feeling nauseous.
• The nauseous fumes from the chemical spill forced an evacuation.
• He looked pale and nauseous after the roller coaster ride.