Aculeate
Aculeate ({not transcribed}) , adjective
[Latin aculeatus, from aculeus, dim. of acus needle.]
1.
(Zoology) Having a sting; covered with prickles; sharp like a prickle.
2.
(Botany) Having prickles, or sharp points; beset with prickles.
3.
Severe or stinging; incisive. [Rare] — Bacon