English
stroma
Stroma comes from Latin strōma ‘mattress, bed covering’, from Ancient Greek στόρνυμι ‘to stretch out’, and ultimately from Proto-Indo-European *sterh₃- ‘to spread, extend’.
- Proto-Indo-Europeanc. 4500–2500 BCE*sterh₃-‘to spread, extend’by way of Proto-Indo-European *str̥néh₃tireconstructed
- Proto-Hellenicc. 2200–1600 BCE*stórnūmireconstructed
- Ancient Greekc. 800–300 BCEστόρνυμιstórnumi‘to stretch out’
- Ancient Greek, derivedc. 800–300 BCEστρῶμαstrôma‘bed’
- Latinc. 75 BCE–200 CEstrōma‘mattress, bed covering’
- Englishtodaystroma
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*sterh₃-‘to spread, extend’by way of Proto-Indo-European *str̥néh₃tireconstructed
- Proto-Hellenicc. 2200–1600 BCE*stórnūmireconstructed
- Ancient Greekc. 800–300 BCEστόρνυμιstórnumi‘to stretch out’
- Ancient Greek, derivedc. 800–300 BCEστρῶμαstrôma‘bed’
- Latinc. 75 BCE–200 CEstrōma‘mattress, bed covering’
- Englishtodaystroma
Linked words
through Proto-Indo-European *sterh₃- ‘to spread, extend’
street, straw, strand, sternum, stratum, prostrate, stratus, 10 more
Today it means
noun The tissue structure of an organ, etc., that serves to support it.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *sterh₃- / stroma