# acanthous

CEFR C2 · Adjective

Source: https://englishreference.com/word/acanthous
Updated: 2026-05-26

## Definition

having a leaf shape that looks like a thorn or a sharp point. It describes leaves that are narrow and pointed at the ends.

For teachers: having a leaf shape characterized by a narrow, pointed tip and a broad base. Often used to describe leaves that are acuminate in form.

## Examples

- The plant has acanthous leaves that point upward.
- The botanist noted that the acanthous leaves of this species are adapted to reduce water loss in the desert climate.
- While many species in the genus exhibit broad, rounded foliage, this particular variety is distinguished by its acanthous leaves, which provide a sharp contrast to the surrounding vegetation.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.