Stro"ma (?), n.; pl. Stromata (#). [L., a bed covering, Gr. a couch or bed.]
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. Bot.
A layer or mass of cellular tissue, especially that part of the thallus of certain fungi which incloses the perithecia.
© Webster 1913.