different between stratum vs illuviation

English

Etymology

Borrowed from Latin str?tum (“a spread for a bed, coverlet, quilt, blanket; a pillow, bolster; a bed”), neuter singular of str?tus, perfect passive participle of stern? (“spread”). Doublet of estrade.

Pronunciation

• IPA^(key): /?st???t?m/, /?st?e?t?m/

Noun

stratum (plural stratums or strata)

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

   Synonym: tier
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.

Related terms

• stratification
• stratify
• stratosphere

Translations

Further reading

• stratum on Wikipedia.Wikipedia
• stratum in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• stratum in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

Indonesian

Etymology

From Dutch stratum, from Latin stratum. Doublet of setrat and strata.

Pronunciation

• IPA^(key): [?strat?m]
• Hyphenation: stra?tum

Noun

stratum (first-person possessive stratumku, second-person possessive stratummu, third-person possessive stratumnya)

1. (geology) stratum, a layer of sedimentary rock having approximately the same composition throughout.

Related terms

Further reading

• “stratum” in Kamus Besar Bahasa Indonesia (KBBI) Daring, Jakarta: Badan Pengembangan dan Pembinaan Bahasa, Kementerian Pendidikan dan Kebudayaan Republik Indonesia, 2016.

Latin

Etymology

From str?tus, perfect passive participle of stern? (“spread”).

Pronunciation

• (Classical) IPA^(key): /?stra?.tum/, [?s?(t?)?ä?t????]
• (Ecclesiastical) IPA^(key): /?stra.tum/, [?st????t?um]

Noun

str?tum n (genitive str?t?); 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

Declension

Second-declension noun (neuter).

Descendants

Verb

str?tum

1. accusative supine of stern?

References

• 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, 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.

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Noun

illuviation (plural illuviations)

1. (geology) The accumulation of suspended material and soluble compounds leached from an overlying stratum

Related terms

• illuviate
• illuvium

See also

• alluviation
• eluviation