[ roh-zey-shuh s ]
/ roʊˈzeɪ ʃəs /


belonging to the plant family Rosaceae.Compare rose family.
having a corolla of five broad petals, like that of a rose.
like a rose; roselike: rosaceous loveliness.
rose-colored; rosy.

Origin of rosaceous

1725–35; < Latin rosāceus made of roses, equivalent to ros(a) rose1 + -āceus -aceous Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rosaceous

British Dictionary definitions for rosaceous

/ (rəʊˈzeɪʃəs) /


of, relating to, or belonging to the Rosaceae, a family of flowering plants typically having white, yellow, pink, or red five-petalled flowers. The family includes the rose, strawberry, blackberry, and many fruit trees such as apple, cherry, and plum
of the colour rose; rose-coloured; rosy

Word Origin for rosaceous

C18: from Latin rosāceus composed of roses, from rosa rose 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012