[ 'saksɪfreɪdʒ ]
■ noun a low-growing plant of poor soils, bearing small white, yellow, or red flowers and forming rosettes of succulent leaves or hummocks of mossy leaves. [Genus Saxifraga .]
Origin
ME: from OFr. ~ or late L. saxifraga (herba) , from L. saxum 'rock' + frangere 'break'.