spiculations
/ˌspɪkjəˈleɪʃənz/
noun
- Multiple instances of spiculation; small, needle-like structures or projections occurring in a group or pattern.
- The CT scan revealed spiculations along the edge of the lesion.
- Spiculations on the surface of the mineral sample indicated a crystalline growth pattern.
- The biologist studied the spiculations on the sea sponge to classify its species.