stratum

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”).

2=sterh₃

(deprecated template usage)

• IPA^(key): /ˈstɹɑːtəm/
• IPA^(key): /ˈstɹeɪtəm/

stratum (plural stratums or strata)

1. One of several parallel horizontal layers of material arranged one on top of another.

   Synonym: tier

   • 1884, Alfred Ronald Conkling, Appleton's Guide to Mexico, page 43:

     It is built of alternate strata of brick and clay, and the sides correspond to the direction of the meridians and parallels.

2. (geology) A layer of sedimentary rock having approximately the same composition throughout.

   Synonyms: bed, layer

   Coordinate term: seam

3. Any of the regions of the atmosphere, such as the stratosphere, that occur as layers.
4. (biology) A layer of tissue.
5. A class of society composed of people with similar social, cultural, or economic status.
6. (ecology) A layer of vegetation, usually of similar height.
7. (computing) The level of accuracy of a computer's clock, relative to others on the network.
   • 2006, Roderick W. Smith, Linux Samba Server Administration:

     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.

• stratification
• stratify
• stratosphere

• stratum on Wikipedia.Wikipedia
• “stratum”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• “stratum”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.

From strātus, perfect passive participle of sternō (“spread”).

• (Classical Latin) IPA^(key): /ˈstraː.tum/, [ˈs̠t̪räːt̪ʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈstra.tum/, [ˈst̪räːt̪um]

strātum n (genitive strātī); second declension

1. a bed-covering, coverlet, quilt, blanket
2. a pillow, bolster
3. a bed, couch
4. a horse-blanket, saddle-cloth
5. a pavement

Second-declension noun (neuter).

(deprecated template usage) strātum

1. accusative supine of sternō

• “stratum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “stratum”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• stratum in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• stratum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • (ambiguous) a street, a made road: via strata
    
  • (ambiguous) to prostrate oneself before a person: ad pedes alicuius iacēre, stratum esse (stratum iacēre)
    
  • (ambiguous) all have perished by the sword: omnia strata sunt ferro