Etymology

stratum

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Today it means: One of several parallel horizontal layers of material arranged one on top of another. Full definition →

Latin strātum
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The story

  1. Latin · borrowed fromstrātum“a spread for a bed, coverlet, quilt, blanket; a pillow, bolster; a bed”
  2. English todaystratum

Borrowed from Latin strātum (“a spread for a bed, coverlet, quilt, blanket; a pillow, bolster; a bed”), neuter singular of strātus, perfect passive participle of sternō (“spread”). Doublet of estrade and street.

Words from the same roots

Etymology from Wiktionary, CC BY-SA 4.0.