| Word | Meaning |
| Arbitrator | A person appointed by parties to settle the disputes between them |
| Archaeology | A study of ancient things |
| Aristocracy | A Government by the Nobles |
| Armistice | The cessation of warfare before a treaty is signed. |
| Arsenal | A place where weapons and ammunitions are stored |
| Ascetic | One who tortures himself for the good of soul. |
| Atheist | One who does not believe in the existence of God |
| Audible | Sound which can be heard |
| Audience | An assembly of hearers at a lecture or concert |
| Audiology | The study of hearing, especially hearing defects and their treatment. |
| Auditor | One who makes an official examination of accounts |
| Aurist | A specialist with regard to ear |
| Autobiography | A life history written by oneself |
| Autocracy | A Government by one |
| Autograph | Getting signature of some important person in his handwriting |
| Avaricious | Of a person extremely desirous of money |
| Bachelorhood | State of being unmarried |
| Bankrupt | One who can’t pay the debts. |
| Behead | Cut off the head |
| Bellicose | One who is fond of fighting |
| Belligerents | Nations engaged in war. |
| Bibliophile | A great lover of books |
| Biennial | Happening every second year |
| Bigamy | Practice of having two wives or husbands |
| Bigot | One who has narrow and prejudiced religious views |
| Bilingual | A person who speaks two languages |
| Biography | A life history written by somebody else |
| Biology | The science which treats with life |
| Biped | Animal having two feet. |
| Blasphemy | Speaking disrespectfully about sacred or religious things. |
| Bookworm | One who devotes full time in studying course books |
| Botany | The branch of biology dealing with plant life |
| Brigand | A bandit or robber, [esp.] One of a band living by pillage and ransom. |
| Brittle | Hard but liable to be easily broken |
| Bullion | Gold or Silver before using for manufacturing ornaments |
| Bureaucracy | A Government by the officials |
এই লেকচারের পরের পেইজে যেতে নিচের 
…. তে ক্লিক কর।