# rockcress

> English word · Noun

## Definitions
1. Any of several similar genera of flowering plants in the family Brassicaceae: in genera Arabis, with primarily Old World species; Arabidopsis (syn. Cardaminopsis), with primarily Old World species; and Boechera and Braya, with primarily North American species.

## Etymology
From rock + cress.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rockcress