One word Substitution (O), Study Notes, Material - DSSSB exam

Vocabulary Special: Important One-word Substitution (O)

1. Obstetrician
   Meaning in Hindi:- दाई 
   Meaning in English:- One expert in the delivery of women
   
   
2. Osteology 
   Meaning in Hindi:- अस्थि विज्ञान
   Meaning in English:- A branch of medical science that deals with the study of bones
   
   
3. Oculist 
   Meaning in Hindi:- नेत्र-विशेषज्ञ 
   Meaning in English:- One skilled in the disease of eyes
   
   
4. Oligarchy 
   Meaning in Hindi:- कुलीनतंत्र 
   Meaning in English:- A rule or government by a small group of people
   
   
5. Obsolete 
   Meaning in Hindi:- अप्रचलित 
   Meaning in English:- Out of use
   
   
6. Omniscient 
   Meaning in Hindi:- सर्वज्ञ 
   Meaning in English:- One who knows everything
   
   
7. Orphanage 
   Meaning in Hindi:- अनाथालय 
   Meaning in English:- An institution for the shelter of orphans
   
   
8. Orphan 
   Meaning in Hindi:- अनाथ 
   Meaning in English:- A child whose parents died
   
   
9. Orthodox 
   Meaning in Hindi:- रूढ़िवादी 
   Meaning in English:- A person holding conversational belief especially in the matter of religion
   
   
10. Omnipotent 
    Meaning in Hindi:- सर्वशक्तिमान 
    Meaning in English:- One who has great power and most powerful 
    
    
11. Opaque 
    Meaning in Hindi:- अपारदर्शी 
    Meaning in English:- Not able to be seen through; not transparent 
    
    
12. Optimist 
    Meaning in Hindi:- आशावादी 
    Meaning in English:- An optimist is someone who always sees the bright side of any situation
    
    
13. Oath 
    Meaning in Hindi:- शपथ 
    Meaning in English:- Solemn undertaking with God’s help to do something
    
    
14. Outriders 
    Meaning in Hindi:- पूलिस का आदमी 
    Meaning in English:- Policemen riding on motorcycles as guards

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