aculeated

/əˈkjuːliˌeɪtɪd/
adjective
  1. Having a sting or sharp point; armed with prickles or spines.
    • The diver carefully avoided the aculeated spines of the lionfish.
    • Aculeated stems are common in many species of brambles.
    • The aculeated leaves of the holly plant are a natural defense against herbivores.
Antonyms
What does "aculeated" mean? | whatsthatwordmean | whatsthatwordmean