Definitions
a subpopulation divided into a stratified sampling
Word origin
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.
Used in a sentence
“It is built of alternate strata of brick and clay, and the sides correspond to the direction of the meridians and parallels.”
“Computers that synchronize themselves to the stratum 1 time servers are known as stratum 2 time servers if they allow others to synchronize to them, and so on.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Single layer”7 letters
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