1. a scientist who studies the ocean and marine life
Usage: scientific

Examples

• The oceanologist collected water samples from different depths.
• She became an oceanologist to study coral reef ecosystems.
• The research team included an oceanologist who specialized in deep-sea creatures.
• An oceanologist discovered a new species of fish in the Pacific.
• The oceanologist used sonar equipment to map the ocean floor.
• Many oceanologists are concerned about rising sea temperatures.