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Glossary of difficult words from the lesson "Water - The Elixir of Life".
No. | Words | Meanings |
1 | elixir | a magical medicine; a hypothetical substance believed to cure all illnesses |
2 | draught | a single act of drinking or inhaling |
3 | vain | producing no result; useless |
4 | billowing | characterized by great swelling waves or surges |
5 | teeming | be full of or swarming with |
6 | silt | granular material of a size between sand and clay, whose mineral origin is quartz and feldspar |
7 | troughs | a channel used to convey a liquid, like trenches |
8 | trickling | flow in drips, drizzle |
9 | quench | to satisfy thirst |
10 | precipitation | water that falls from the clouds towards the ground, especially as rain or snow |
11 | steamer | a ship, boat, or locomotive powered by steam |
12 | tracts | an area of land, typically a large one |
13 | alluvial | related to (alluvium) a deposit of clay, silt, and sand left by flowing floodwater in a river valley |
14 | import | importance |
15 | gullies | ravines formed by the action of water |
16 | ravines | a deep, narrow pass with steep sides |
17 | ruts | a long deep track made by the repeated passage of the wheels of vehicles |
18 | momentum | the force gained by a moving object |
19 | menace | a thing that is likely to cause harm; a threat or danger |
20 | terracing | a process of cutting pieces of sloped land into a series of successively receding flat surfaces or platforms, which resemble steps |
21 | bunds | a long artificial mound of earth and stone, built to hold back water |
22 | artesian water | a specific type of free-flowing, spring water that comes from underground wells |
23 | harnessing | control and make use of (natural resources), especially to produce energy |
24 | scrub | vegetation consisting mainly of branches and twigs fallen from trees and shrubs |
25 | untold | too much to be measured |
26 | subsidiary | less important than but related or supplementary to something |
27 | barges | convey by a long flat-bottomed boat for carrying freight on canals and rivers |
28 | exhausted | completely used up, finished |
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