keystone meaning in bengali

Pronunciation of keystone

keystone in Images  

keystone Definitions and meaning in English

noun:
  1. a central cohesive source of support and stability
  2. the central building block at the top of an arch or vault
  3. base

keystone Sentences in English

  1. मूल तत्व  =  core
    Belief in a life after death is the keystoneof her religious faith.




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