aculeiform
/əˈkjuːlɪɪfɔːm/Chiefly Botany and Zoology
adjective
Having the form of a spine or prickle; (Ophthalmology, of a cataract) having needle-like projections.
Origin
Early 19th century. From post-classical Latin aculeiformis pointed, spine-shaped from classical Latin acūleus + -formis.