DictionarythornSharp plant point
noun

thorn

THORN/θɔːrn/

A stiff sharp projection on a plant.

A sharp, woody thorn juts out from the plant's stem.

Close view of a sharp woody thorn projecting from a plant stem.
Etymology

Old English þorn earlier named a thorny tree or shrub, especially a hawthorn. The name also came to denote the plant’s sharp points, giving the selected meaning.

In context

RumiFunnyWorld2:02
Prey never even sees it coming before being impaled on a thorn.
The Butcher of the Bird World: Why the Shrike Impales Its Prey 🐦 #shrike #butcherbird #birds

More examples

  • A thorn catches on my sleeve as I pass.
  • She pulls a thorn from her finger with tweezers.
  • The recurring leak is a thorn in the landlord's side.

Forms

thorn · thorns

thorny adjective — Covered with thorns or sharp points.

Similar words

spine
A sharp plant point typically formed from a modified leaf.
prickle
A sharp surface outgrowth, such as those on rose stems.