Aculeus
//əˈkjuː.lɪ.əs//
"Aculeus" in a Sentence (1 examples)
Many plants, like many animals, are furnished with arms for their protection; these are either aculei, prickles, as in rose and barberry, which are formed from the outer bark of the plant; or spinæ, thorns […].
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.