Meaning : One of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock).
Meaning : People having the same social, economic, or educational status.
Example :
The working class.
An emerging professional class.
Synonyms : class, social class, socio-economic class
Meaning : A subpopulation divided into a stratified sampling.
Stratum ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Stratum ka matlab kya hota hai?