opaque
opaque 1. अपारदर्शी "The house had opaque glass windows."

open
open 1. खोलना "Mary opened the car door." 2. प्रारंभ~करना "He opened a new business." open 1. खुला "The thief escaped through the open gate." 2. निष्कपट "He was quite open about his reasons for leaving." 3. अनिर्णीत "The matter was discussed and left open for the time being." 4. आरम्भ_करना "He opened a conversation on the issue of animal rights."

open the floodgates
open the floodgates 1. भीड़ आने के दरवाज़े खोलना "The public came to the city square in such large numbers as if the floodgates have been opened."

opener
opener 1. खोलनेवाला, उद्घाटक "Please lend me the can opener "

opening
opening 1. खुली~जगह, छिद्र "There was a small opening between the trees" 2. उदघाटन "The opening received good critical reviews" 3. स्थान "There are few openings in publishing for new graduates "

openly
openly 1. प्रकट रूप से "Let us discuss the subject openly."

openness
openness 1. सादगी, खुलापन "The openness of her nature attracted everyone to her."

opera
opera 1. संगीतिका "I went to atch the new opera in town."

operahouse
opera-house 1. संगीतनाट्यशाला "He is learning dance in the opera-house nearby."

operate
operate 1. काम~करना "The new machine is not operating properly." 2. चीर~फाड़~करना "The doctors decided to operate him immediately."

operatic
operatic 1. सांगीतीय "I am very fond of operatic works."

operation
operation 1. चीर~फाड़ "The patient was said to undergo an operation." 2. संचालन "That rule is no longer in operation." 3. कार्यवाही "It was a joint operation of the navy and air force."

operative
operative 1. क्रियात्मक "This rule will become operative from next year." operative 1. कारीगर "He is an operative and sincere in the factory."

ophthalmic
ophthalmic 1. आँख~का "My grandma underwent an opthalmic surgery."

opiate
opiate 1. स्वापक "The patient was given opiate for the relief from the pain."

opine
opine 1. राय~होना

opinion
opinion 1. विचार "My opinion differs from yours."

opiumeater
opium-eater 1. अफ़ीमची

opponent
opponent 1. विपक्ष "They easily defeated their opponents in the game."

opportune
opportune 1. सुविधा~का "This is an opportune place to fix the camp."

opportunist
opportunist 1. अवसरवादी "My room mate was an opportunist." opportunist 1. अवसरवादी "Opportunist burglars broke the safety lock."

opportunity
opportunity 1. मौका "The holiday gave us the opportunity to visit Washington."

oppose
oppose 1. विरोध~करना "The senator said he would oppose the bill."

opposite
opposite 1. विरुद्ध "The medicine's effect was opposite to that intended." opposite 1. विरुद्ध "Hot and cold are opposites." opposite 1. के~सामने "I sat opposite to him during the meal."

opposition
opposition 1. विरोध "Delegates expressed strong opposition to the proposal." 2. विपक्ष

oppress
oppress 1. दमन~करना "The poor have always been oppressed."

oppression
oppression 1. दमन "A tyrant's oppression of his people."

oppressive
oppressive 1. अत्याचारपूर्ण "Oppresive rules are imposed by the rulers on the people."

oppressor
oppressor 1. अत्याचारी "He was a well-known opperssor."

optic
optic 1. दृष्टि, प्रकाशीय "A slight difference occured in my right optic nerve."

optical
optical 1. दृष्टि~संबंधी "Micro scopes and telescopes are optical insttruments."

optics
optics 1. दृग्विद्या "He is doing optics in the medical college."

optimism
optimism 1. आशावाद "Be full of optimism for the future."

optimist
optimist 1. आशावादी "My friend is a great optimist."

option
option 1. पसन्द "At dinner my option is chapati." 2. चुनने~का~अधिकार "We have a 1.day option on the house."

optional
optional 1. वैकल्पिक "Sanskrit is my optional subject in the graduation."

opulent
opulent 1. दौलतमन्द "We can see oppulent surroundings at the hill view."