STROMA

‖Stro″ma (?), n.; pl. Stromata (#). [] 1. 1. (Anat.) (a) The connective tissue or supporting framework of an organ; as, the stroma of the kidney. (b) The spongy, colorless framework of a red blood corpuscle or other cell.
2. 2. (Bot.) A layer or mass of cellular tissue, especially that part of the thallus of certain fungi which incloses the perithecia.