stroma
noun
stro·ma ˈstrō-mə 
plural stromata ˈstrō-mə-tə
1
a
: a compact mass of fungal hyphae producing perithecia or pycnidia
b
: the colorless proteinaceous matrix of a chloroplast in which the chlorophyll-containing lamellae are embedded
2
a
: the supporting framework of an animal organ typically consisting of connective tissue
b
: the spongy protoplasmic framework of some cells (such as a red blood cell)
stromal
ˈstrō-məl
adjective 
Example Sentences
Recent Examples on the Web After that comes the unsettling coda; out of the back of the ant’s tiny neck slithers a slender stroma, its surface bristling and primed to rain spores down upon the next group of unfortunate ants below. 
Doug Bierend, Outside Online, 10 Mar. 2021 But for the folks who do have them, the prostate is made up of tissue known as stroma, secretory glands that produce semen ingredients, and muscle fibers. Zahra Barnes, SELF, 7 Aug. 2020 The surgeon first uses a suction ring to flatten the eye in order to cut a flap in the cornea, folding back the flap back to reveal the middle section, called the stroma. Author: Roni Caryn Rabin, Anchorage Daily News, 12 June 2018 The surgeon first uses a suction ring to flatten the eye in order to cut a flap in the cornea, folding the flap back to reveal the middle section, called the stroma. New York Times, 11 June 2018
Doug Bierend, Outside Online, 10 Mar. 2021 But for the folks who do have them, the prostate is made up of tissue known as stroma, secretory glands that produce semen ingredients, and muscle fibers. Zahra Barnes, SELF, 7 Aug. 2020 The surgeon first uses a suction ring to flatten the eye in order to cut a flap in the cornea, folding back the flap back to reveal the middle section, called the stroma. Author: Roni Caryn Rabin, Anchorage Daily News, 12 June 2018 The surgeon first uses a suction ring to flatten the eye in order to cut a flap in the cornea, folding the flap back to reveal the middle section, called the stroma. New York Times, 11 June 2018 Word History
Etymology
New Latin stromat-, stroma, from Latin, bed covering, from Greek strōmat-, strōma, from stornynai to spread out — more at strew
First Known Use
circa 1832, in the meaning defined at sense 1a
Medical Definition
stroma
noun
stro·ma ˈstrō-mə
plural stromata -mət-ə
1
: the supporting framework of an animal organ typically consisting of connective tissue
2
: the spongy protoplasmic framework of some cells (as a red blood cell)