English edit

Etymology edit

Learned borrowing from Latin aculeus (needle) + -ous.

Adjective edit

aculeous (comparative more aculeous, superlative most aculeous)

  1. (Late Modern, obsolete) Resembling or pertaining to a needle.
    • 1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society, published 2007, page 180:
      And such an order is observed in the aculeous prickly plantation, upon the heads of several common thistles.

Anagrams edit