English Dictionary

Studying English?

Watch tv shows, play games, become fluent in English with Yabla ... Try Free For 15 Days Learn More
Watch example usage of "stratum"
Print (save as pdf)
stratum
WIKTIONARY
stratum
Noun
  • One of several parallel horizontal layers of material arranged one on top of another.
  • A layer of sedimentary rock having approximately the same composition throughout. geology
  • Any of the regions of the atmosphere, such as the stratosphere, that occur as layers.
  • A layer of tissue. biology
  • A class of society composed of people with similar social, cultural, or economic status.
  • A layer of vegetation, usually of similar height. ecology