noun
- comb-like structures or arrangements; formations resembling the teeth of a comb
Usage: technical; biology
Examples
- The fossil showed clear pectinations along its edge.
- Marine biologists studied the pectinations on the creature’s appendages.
- The leaf’s pectinations helped it filter water more efficiently.
- Under the microscope, the pectinations were clearly visible.
- The shell’s pectinations indicated its species classification.
- Researchers documented the unique pectinations in their field notes.