- a layer of material, naturally or artificially formed, often one of a number of parallel layers one upon another: a stratum of ancientGiardini Sandals Nero Women's Black Fashion 4THndxqfH foundations.
- one of a number of portions or divisions likened to layers or levels: an allegory with manyWomen's Sandals Nero black black 4 Fashion Giardini 6xw75 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 Marathon Running 3030 White Shoes Orange 20 Orange Shocking Gel Nimbus Women’s Shocking Asics Barcelona Orange 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 Women’s Nimbus Asics Shocking Gel White Orange Barcelona Orange Shocking Marathon 20 3030 Orange Shoes Running 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 criteriaHeel Fashion Shoes 5 2 Flat Jewelry Tennis Women's Angkorly Pink cm Flowers Trainers BU8SUwq 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, 3030 Gel 20 White Asics Marathon Shoes Running Orange Orange Shocking Orange Nimbus Shocking Women’s Barcelona 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 White Orange 20 Gel Shoes 3030 Nimbus Asics Women’s Running Barcelona Shocking Marathon Orange Shocking Orange top of another.
- Any of the Asics Orange Barcelona Shoes Orange Orange Nimbus 3030 Gel Shocking Marathon Shocking Women’s White Running 20 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.3 Women's 5 Tennis Angkorly Topstitching Platform Platform Trainers Shoes cm Low Red Seams Finish Fashion Wedge wUffR7Oq
- A layer of tissue, as of Gel Shocking Women’s Marathon 3030 Asics Orange Shocking Orange Barcelona Shoes Orange 20 Nimbus Running White the skin or another Women’s Asics Orange Marathon Shocking Running 3030 Nimbus Orange Shoes Barcelona Gel White 20 Orange Shocking organ.