| in |
| 1. prep. Used to indicate location, inclusion, or position within spatial, temporal or other limits. | |
| 2. prep. Contained by. | |
| The dog is in the kennel. | |
| 3. prep. Within. | |
| 4. prep. Surrounded by. | |
| We are in the enemy camp. Her plane is in the air. | |
| 5. prep. Part of; a member of. | |
| One in a million. She's in band and orchestra. | |
| 6. prep. Pertaining to; with regard to. | |
| What grade did he get in English? | |
| Military letters should be formal in tone, but not stilted. | |
| 7. prep. At the end of a period of time. | |
| They said they would call us in a week. | |
| 8. prep. Within a certain elapsed time | |
| Are you able to finish this in three hours? The massacre resulted in over 1000 deaths in three hours. | |
| 9. prep. During (said of periods of time). | |
| in the first week of December; Easter falls in the fourth lunar month; The country reached a high level of prosperity in his fi | |
| 10. prep. (grammar, phonetics, of sounds and letters) Coming at the end of a word. | |
| English nouns in -ce form their plurals in -s. | |
| 11. prep. Into. | |
| Less water gets in your boots this way. | |
| 12. prep. Used to indicate limit, qualification, condition, or circumstance. | |
| In replacing the faucet washers, he felt he was making his contribution to the environment. | |
| 13. prep. Indicating an order or arrangement. | |
| My fat rolls around in folds. | |
| 14. prep. Denoting a state of the subject. | |
| He stalked away in anger. John is in a coma. | |
| 15. prep. Indicates, connotatively, a place-like form of someone's (or something's) personality, as his, her or its psychic and physical characteristics. | |
| You've got a friend in me. He's met his match in her. | |
| 16. prep. Wearing (an item of clothing). | |
| I glanced over at the pretty girl in the red dress. | |
| 17. prep. Used to indicate means, medium, format, genre, or instrumentality. | |
| 18. prep. (of something offered or given in an exchange) In the form of, in the denomination of. | |
| Please pay me in cash — preferably in tens and twenties. | |
| The deposit can be in any legal tender, even in gold. | |
| Her generosity was rewarded in the success of its recipients. | |
| 19. prep. Used to indicate a language, script, tone, etc. of a text, speech, etc. | |
| Beethoven's "Symphony No. 5" in C minor is among his most popular. | |
| His speech was in French, but was simultaneously translated into eight languages. | |
| When you write in cursive, it's illegible. | |
| 20. v. (obsolete, transitive) To enclose. | |
| 21. v. (obsolete, transitive) To take in; to harvest. | |
| 22. adv. (not comparable) Located indoors, especially at home or the office, or inside something. | |
| Is Mr. Smith in? | |
| 23. adv. Moving to the interior of a defined space, such as a building or room. | |
| Suddenly a strange man walked in. | |
| 24. adv. (sports) Still eligible to play, e.g. able to bat in cricket and baseball. | |
| He went for the wild toss but wasn't able to stay in. | |
| 25. adv. (UK) Abbreviation of in aid of. | |
| What's that in? | |
| 26. adv. After the beginning of something. | |
| 27. n. A position of power or a way to get it. | |
| His parents got him an in with the company | |
| 28. n. (sport) The state of a batter/batsman who is currently batting – see innings | |
| 29. n. A re-entrant angle; a nook or corner. | |
| 30. adj. In fashion; popular. | |
| Skirts are in this year. | |
| 31. adj. Incoming. | |
| the in train | |
| 32. adj. (nautical, of the sails of a vessel) Furled or stowed. | |
| 33. adj. (legal) With privilege or possession; used to denote a holding, possession, or seisin. | |
| in by descent; in by purchase; in of the seisin of her husband | |
| 34. adj. (cricket) Currently batting. | |
| 35. n. Inch. | |
| theory |
| 1. n. An description of an event or system that is considered to be accurate. | |
| 2. n. (obsolete) Mental conception; reflection, consideration. | |
| 3. n. (sciences) A coherent statement or set of ideas that explains observed facts or phenomena and correctly predicts new facts or phenomena not previously observed, or which sets out the laws and principl | |
| 4. n. The underlying principles or methods of a given technical skill, art etc., as opposed to its practice. | |
| 5. n. (mathematics) A field of study attempting to exhaustively describe a particular class of constructs. | |
| Knot theory classifies the mappings of a circle into 3-space. | |
| 6. n. A hypothesis or conjecture. | |
| 7. n. (logic) A set of axioms together with all statements derivable from them; or, a set of statements which are deductively closed. Equivalently, a formal language plus a set of axioms (from which can the | |
| A theory is consistent if it has a model. | |
| on |
| 1. adj. In the state of being active, functioning or operating. | |
| 2. adj. Performing according to schedule. | |
| Are we still on for tonight? | |
| Is the show still on? | |
| 3. adj. (chiefly UK, informal, usually negative) Acceptable, appropriate. | |
| You can't do that; it's just not on. | |
| 4. adj. (informal) Destined, normally in the context of a challenge being accepted; involved, doomed. | |
| "Five bucks says the Cavs win tonight." ―"You're on!". | |
| Mike just threw coffee onto Paul's lap. It's on now. | |
| 5. adj. (baseball, informal) Having reached a base as a runner and being positioned there, awaiting further action from a subsequent batter. | |
| 6. adj. (euphemistic) Menstruating. | |
| 7. adv. To an operating state. | |
| turn the television on | |
| 8. adv. Along, forwards (continuing an action). | |
| drive on, rock on | |
| 9. adv. In continuation, at length. | |
| and so on. | |
| He rambled on and on. | |
| 10. adv. (not US) Later. | |
| Ten years on, nothing had changed in the village. | |
| 11. prep. Positioned at the upper surface of, touching from above. | |
| on the table; on the couch | |
| The parrot was sitting on Jim's shoulder. | |
| 12. prep. At or near; adjacent to. | |
| Soon we'll pass a statue on the left. | |
| The fleet is on the American coast. | |
| Croton-on-Hudson, Rostov-on-Don, Southend-on-Sea | |
| 13. prep. Covering. | |
| He wore old shoes on his feet. | |
| 14. prep. At the date of. | |
| Born on the 4th of July. | |
| 15. prep. Some time during the day of. | |
| I'll see you on Monday. The bus leaves on Friday. Can I see you on a different day? On Sunday I'm busy. | |
| 16. prep. Dealing with the subject of, about, or concerning something. | |
| A book on history. The World Summit on the Information Society. | |
| 17. prep. Touching; hanging from. | |
| The fruit ripened on the trees. The painting hangs on the wall. | |
| 18. prep. (informal) In the possession of. | |
| I haven't got any money on me. | |
| 19. prep. Because of, or due to. | |
| To arrest someone on suspicion of bribery. To contact someone on a hunch. | |
| 20. prep. Upon; at the time of (and often because of). | |
| On Jack's entry, William got up to leave. | |
| On the addition of ammonia, a chemical reaction begins. | |
| 21. prep. Paid for by. | |
| The drinks are on me tonight, boys. The meal is on the house. I paid for the airfare and meals for my family, but the hotel room was on the company. | |
| 22. prep. Used to indicate a means or medium. | |
| I saw it on television. Can't you see I'm on the phone? | |
| 23. prep. Indicating a means of subsistence. | |
| They lived on ten dollars a week. The dog survived three weeks on rainwater. | |
| 24. prep. Away or occupied with (e.g. a scheduled activity). | |
| He's on his lunch break. on vacation; on holiday | |
| 25. prep. Denoting performance or action by contact with the surface, upper part, or outside of anything; hence, by means of; with. | |
| to play on a violin or piano | |
| Her words made a lasting impression on my mind. | |
| 26. prep. Regularly taking (a drug). | |
| You've been on these antidepressants far too long. He's acting so strangely, I think he must be on something. | |
| 27. prep. Under the influence of (a drug). | |
| He's acting crazy because he's on crack right now. | |
| 28. prep. (mathematics) Having identical domain and codomain. | |
| a function on | |
| 29. prep. (mathematics) HavingV^n as domain and V as codomain, for some set V and integer n. | |
| an operator on | |
| 30. prep. (mathematics) Generated by. | |
| the free group on four letters | |
| 31. prep. Supported by (the specified part of itself). | |
| A table can't stand on two legs. After resting on his elbows, he stood on his toes, then walked on his heels. | |
| 32. prep. At a given time after the start of something; at. | |
| 33. prep. In addition to; besides; indicating multiplication or succession in a series. | |
| heaps on heaps of food | |
| mischief on mischief; loss on loss | |
| 34. prep. (obsolete, regional) of | |
| 35. prep. Indicating dependence or reliance; with confidence in. | |
| I depended on them for assistance. | |
| He will promise on certain conditions. | |
| Do you ever bet on horses? | |
| 36. prep. Toward; for; indicating the object of an emotion. | |
| Have pity or compassion on him. | |
| 37. prep. (obsolete) At the peril of, or for the safety of. | |
| 38. prep. In the service of; connected with; of the number of. | |
| He is on a newspaper; I am on the committee. | |
| 39. prep. By virtue of; with the pledge of. | |
| He affirmed or promised on his word, or on his honour. | |
| 40. prep. To the account or detriment of; denoting imprecation or invocation, or coming to, falling, or resting upon. | |
| On us be all the blame. | |
| A curse on him! | |
| Please don't tell on her and get her in trouble. | |
| He turned on her and has been her enemy ever since. | |
| He went all honest on me, making me listen to his confession. | |
| 41. v. (transitive, Singapore, Philippines) to switch on | |
| Can you on the light? | |
| 42. prep. (UK dialectal, Scotland) Without. | |
| 43. n. In the Japanese language, a pronunciation, or reading, of a kanji character that was originally based on the character's pronunciation in Chinese, contrasted with kun. | |
| Most kanji have two kinds of reading, called "on" and "kun". | |
| paper |
| 1. n. A sheet material used for writing on or printing on (or as a non-waterproof container), usually made by draining cellulose fibres from a suspension in water. | |
| 2. n. A newspaper or anything used as such (such as a newsletter or listing magazine). | |
| 3. n. Wallpaper. | |
| 4. n. Wrapping paper. | |
| 5. n. (rock paper scissors) An open hand (a handshape resembling a sheet of paper), that beats rock and loses to scissors. It loses to lizard and beats Spock in rock-paper-scissors-lizard-Spock. | |
| 6. n. A written document, generally shorter than a book (white paper, term paper), in particular one written for the Government. | |
| 7. n. A written document that reports scientific or academic research and is usually subjected to peer review before publication in a scientific journal (as a journal article or the manuscript for one) or i | |
| 8. n. A scholastic essay. | |
| 9. n. (slang) Money. | |
| 10. n. (New Zealand) A university course. | |
| 11. n. A paper packet containing a quantity of items. | |
| a paper of pins, tacks, opium, etc. | |
| 12. n. A medicinal preparation spread upon paper, intended for external application. | |
| cantharides paper | |
| 13. n. A substance resembling paper secreted by certain invertebrates as protection for their nests and eggs. | |
| 14. adj. Made of paper. | |
| paper bag; paper plane | |
| 15. adj. Insubstantial (from the weakness of common paper) | |
| paper tiger; paper gangster | |
| 16. adj. Planned (from plans being drawn up on paper) | |
| paper rocket; paper engine | |
| 17. v. To apply paper to. | |
| to paper the hallway walls | |
| 18. v. To document; to memorialize. | |
| After they reached an agreement, their staffs papered it up. | |
| 19. v. To fill a theatre or other paid event with complimentary seats. | |
| As the event has not sold well, we'll need to paper the house. | |
| 20. v. To submit papers to (a law court, etc.). | |
