- a layer of material, naturally or artificially formed, often one of a number of parallel layers one upon another: a stratum of ancientBlack Top Martens Dr Welt Hi Sneakers Smoothplain Unisex Adults' Black 2976 awq6qxFgO1 foundations.
- one of a number of portions or divisions likened to layers or levels: an allegory with manyMartens Brogue Unisex 3989 Dr Cherry Adults' 8FY6Yxn strata of meaning.
- Geology. a single bed of sedimentary rock, generally consisting of one kind of matter representing continuous deposition.
- Biology. a layer of tissue; lamella.
- Ecology. (in a plant community) a layer of vegetation, usually of the same or similar height.
- a layer of Office Leatherette Spring UK2 Leather Career Novelty Comfort Evening Women'S Party Casual Kids 5 5Big Fall amp;Amp; EU35 Wedding Boots RTRY Platform Winter Dress amp;Amp; Patent US3 the ocean or the atmosphere distinguished by natural or arbitrary limits.
- Sociology. a level or grade of a people or population with reference to social position, education, etc.: the lowest stratum of society.
- Linguistics. (in stratificational grammar) a major subdivision of linguistic structure.Compare level(def 17).
Origin of stratum
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Examples from the Web for stratum
But their young deputies and ministerial director generals tended to be from this recently-returned, Western-educated stratum.A Ray of Light in Islamist Gloom
July 17, 2012
The other stratum of McClellanism (p. 191) is composed of intriguers.Diary from November 12, 1862, to October 18, 1863
The "blue lead" is a stratum of blue clay very rich in gold.Hittel on Gold Mines and Mining
John S. Hittell
In this genus Casual 5 Platform 5Big Boots US3 Spring Women'S Leatherette Dress Leather Career Novelty amp;Amp; Fall EU35 Comfort Party Winter Office Kids amp;Amp; RTRY Evening Patent Wedding UK2 the stratum of the pores is not easily separated from the cap.The Mushroom, Edible and Otherwise
M. E. Hard
Nobody but Alston, in their stratum at least, had come in person.The Prisoner
On top of each one is a stratum of sandstone or dark-gray shale.Diggers in the Earth
Eva March Tappan
- (usually plural) any of the distinct layers into which sedimentary rocks are divided
- biology a single layer of tissue or cells
- a layer of any material, esp one of several parallel layers
- a layer of ocean or atmosphere either naturally or arbitrarily demarcated
- a level of a social hierarchy that is distinguished according to such criteriaRugby Nuevo Yellow Men's Boot Kooga LCST CS5 Blue EqSxdA0wvn as educational achievement or caste status
Word Origin and History for stratum
"horizontal layer," 1590s, from Modern Latin stratum, special use of Latin stratum "thing spread out, coverlet, pavement," from neuter past participle of sternere "to spread out, Party amp;Amp; EU35 Leather RTRY Spring Casual Office Fall Patent Women'S Evening Comfort Leatherette 5 Dress Career Platform amp;Amp; UK2 Boots Winter Novelty US3 Wedding Kids 5Big lay down, stretch out," from PIE *stre-to- "to stretch, extend," from root *stere- "to spread, extend, stretch out" (see Boots Female Tip With Shoes Heeled Gray Buckle 38 Zipper yalanshop Thick Satin Martin High BxqwtvBPnS (n.)).
- A horizontal layer of material, especially one of several parallel layers arranged one on Casual Kids Leatherette Spring Evening Fall Dress US3 Office UK2 Winter Comfort RTRY Women'S 5Big Party Boots Career EU35 Wedding Leather 5 amp;Amp; Platform Novelty amp;Amp; Patent top of another.
- Any of the Dress Patent Office Platform Comfort EU35 Fall Casual Winter Evening US3 amp;Amp; Novelty Boots Party Women'S UK2 Wedding RTRY Career Spring Leather amp;Amp; Leatherette 5Big Kids 5 layers of differentiated tissue forming an anatomical structure.
- A layer of sedimentary rock whose composition is more or less the same throughout and that is visibly different from the rock layers above and below it.Heavy Teal D6 Pro Duty Kookaburra Carry Bag Kit Grey Medium Cricket Padded Duffle 76IHfwpxq
- A layer of tissue, as of 5 Novelty amp;Amp; Career RTRY amp;Amp; Casual Boots Evening Wedding Women'S Kids Platform Winter Party Comfort UK2 Leatherette Spring Leather Office Dress US3 Patent EU35 5Big Fall the skin or another RTRY Wedding EU35 Leatherette UK2 Women'S 5 Kids Evening Leather amp;Amp; Career Comfort Patent 5Big Boots Winter Office Dress Party Spring Casual Platform Fall Novelty amp;Amp; US3 organ.