aculeate
Concise Oxford English Dictionary © 2008 Oxford University Press:
aculeate /əˈkjuːlɪət/
▶adjective
- 1 Entomology denoting hymenopterous insects with stings, e.g. bees and wasps.
- 2 Botany sharply pointed; prickly.
– origin C17: from L. aculeatus, from aculeus ‘a sting’, dimin. of acus ‘needle’.
'aculeate' also found in these Oxford entries:

