reservoir - Master This Word
Master this word with our 5-step learning method – Learn English in English
reservoir Word Meanings
- a large natural or artificial lake used to store water
- a place where a supply of something is collected
- a source or store of something, such as information or resources
reservoir Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
reservoir Phonetic & Pronunciation
UK
/ˈrɛz.ə.vwɑː/
US
/ˈrɛz.ər.vwɔr/
reservoir Word Etymology
re- = again + servoir = to keep. From Latin 'reservoirium' meaning 'to keep back'. Picture a vast lake where water is kept for later use, symbolizing preservation and storage.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Reservoir is a noun that describes a large natural or artificial lake used to store water. It can also mean a place where a supply of something is collected, or a source or store of resources such as information or energy. In practice, a reservoir controls flow and guarantees availability during dry spells, floods, or peak demand. The word hints at preservation and forward planning, echoing its etymology from re- (again) and servoir (to keep). Picture a vast, carefully managed lake that holds water for later use, or a growing store of knowledge that you can draw on when you need it.
Usage Reminders
- Think of reservoir as a store or pool, not a final destination.
- Use it with water contexts: water reservoir, hydropower reservoir.
- Extend it metaphorically: reservoir of knowledge, a reservoir of ideas.
- Avoid confusing with 'reservant' or 'reserve' in senses about saving money.
- Be careful with prepositions: 'in a reservoir', 'from a reservoir', not 'to a reservoir'.
Common Misconceptions
- Reservoir is only about water and dams
- A reservoir must be a natural lake
- Reservoir and archive are the same
- You cannot refer to a reservoir when talking about information
- All reservoirs are artificial
Thinking Differences
English tends to treat reservoir both as a concrete water storage site and as a broad metaphor for a reserve of resources. Learners often confuse it with mere dams or with smaller pools, and may misplace it when referring to data or ideas.
Learning Tips
- Learn common collocations: water reservoir, reservoir of knowledge, data reservoir.
- Differentiate between physical storage and figurative use.
- Practice with at least two contexts: infrastructure and metaphor.
- Watch prepositions: in a reservoir, from a reservoir, for a reservoir.
- Compare with reserve and stored data to avoid confusion.
- Use visuals: imagine a lake when you hear reservoir.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'reservoir'?
A.A type of animal
B.A type of tree
C.A body of water
D.A musical instrument
Step 2: Usage
In which of the following sentences is 'reservoir' used correctly?
A.She played a beautiful melody on the reservoir.
B.He planted a reservoir in the garden.
C.The reservoir of knowledge in that library is vast.
D.I saw a reservoir hopping around in the park.
Step 3: Similar Words
Which word is a synonym of 'reservoir'?
A.Field
B.Mountain
C.Lake
D.Desert
Step 4: Opposite Words
Which word is an antonym of 'reservoir'?
A.Pond
B.River
C.Ocean
D.Stream
Step 5: Mastery
How is the concept of a 'reservoir' relevant in environmental conservation?
A.It increases pollution levels.
B.It helps regulate water flow and supply.
C.It has no impact on the environment.
D.It decreases biodiversity.
Related Listening
🔥 Advanced
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