Vocabulary Quiz (O)

 *Give one word*

Begin with 🅾️

1)A word or law no longer in use.-- *Obsolete*/ *Outdated*

2) Notice of death especially in a newspaper.-- *Obituary*

3)A child whose parents are dead.-- *Orphan*

4)Being present everywhere.-- *Omnipresent*

5) Knowing everything.-    - *Omniscient*

6)Being  powerful.-- *Omnipotent*

7)One who looks at the bright side of things.-- *Optimist*(noun)/ *Optimistic*(adjective)

8)A garden where fruit trees are grown.-- *Orchard*

9)One who holds conservative opinions.-- *Orthodox*

10)A branch of medicine concerned with disorders of the spine and joint bones .-- *Orthopaedic*(British spelling), *Orthopedic*(American spelling)

11)The treatment of irregularities in the teeth and jaws.-- *Orthodontic*

12)A fertile spot in the desert where water is found.-- *Oasis*

13)A stanza of eight lines.-- *Octave*

14)First eight lines of the sonnet.-- *Octet*

15)A person who refuses to accept facts.( One of the birds)-- *Ostrich*

16)The scientific study of birds.-- *Ornithology*

17)A person who specialises in the medical treatment of eye disorders or defects.-- *Oculist*/ *Ophthalmologist*/ *Optometrist*

But these words are slightly different from each other.

a) *Oculist*-A doctor *specialises* in the diagnosis and treatment of diseases of eyes. 

b) *Ophthalmologist*-A doctor who can perform medical and surgical inventions for eye condition.

c) *Optometrist*-A doctor that can examine,diagnose and treat eyes.


*Optician*-One who makes and sells spectacles.


18)An instrument for measuring the distance travelled by a wheeled vehicle.-- *Odometer*

19)The curved , closed course of a planet or satellite.-- *Orbit*

20)A member of Oxford University. -- *Oxonian*

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