spicular

/ˈspɪkjələr/
adjective
  1. Relating to or resembling a spicule, which is a small, needle-like structure.
    • The scientist studied the spicular formations in the volcanic rock.
    • Under the microscope, the spicular crystals looked like tiny needles.
    • The sponge's skeleton is made of spicular fibers that give it shape.
Synonyms
What does "spicular" mean? | whatsthatwordmean | whatsthatwordmean