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stroma
[ stroh-muh ]
noun
, plural stro·ma·ta [stroh, -m, uh, -t, uh].
- Cell Biology. the supporting framework or matrix of a cell.
- Anatomy. the supporting framework, usually of connective tissue, of an organ, as distinguished from the parenchyma.
- Mycology. (in certain fungi ) a compact mass of tissue, in or on which the fructifications may be developed.
- Botany. the matrix of a chloroplast containing various molecules and ions.
stroma
/ ˈstrəʊmə; strəʊˈmætɪk /
noun
- the gel-like matrix of chloroplasts and certain cells
- the fibrous connective tissue forming the matrix of the mammalian ovary and testis
- a dense mass of hyphae that is produced by certain fungi and gives rise to spore-producing bodies
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Derived Forms
- stromatic, adjective
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Other Words From
- stro·mat·ic [stroh-, mat, -ik], stro·mal stro·ma·tous adjective
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Word History and Origins
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Word History and Origins
Origin of stroma1
C19: via New Latin from Late Latin: a mattress, from Greek; related to Latin sternere to strew
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Example Sentences
The stroma ingrowths form the most important feature of the stage.
From Project Gutenberg
The greater part of the germinal epithelium forms anastomosing columns, separated by very thin tracts of stroma.
From Project Gutenberg
These features render the investigation of the exact relation of the stroma and epithelium a matter of some difficulty.
From Project Gutenberg
It was still sharply separated from the subjacent stroma, though a membrane could only be demonstrated in certain parts.
From Project Gutenberg
In the full-grown female the stroma of the ovarian region is denser and has a more fibrous aspect than in the younger animal.
From Project Gutenberg
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