helium
/ˈhiːliəm/noun
उच्चारण हीलिअम
हीलियम
Core word
- 1
[U]
a chemical element; a light gas that does not burn, used to fill balloons
हीलियम
- helium balloons
- The seller filled the child's balloon with helium.
- Helium is lighter than air, so balloons filled with it float.
+ 2 more examples
- Scientists use liquid helium to keep some machines extremely cold.
- The party balloons were filled with helium.
§Structures (grammar patterns) 5
helium (uncountable noun)
Helium is a gas, so it is uncountable: no plural and no 'a' before it.
Helium एक गैस है, इसलिए यह uncountable है: इसका plural नहीं होता और इसके पहले 'a' नहीं आता।
- Helium is lighter than air.
- The tank was full of helium.
filled with helium
Use filled with (or full of) to say what a balloon or airship contains.
गुब्बारे या वायुयान में क्या भरा है, यह बताने के लिए 'filled with' या 'full of' आता है।
- The children's balloons were filled with helium.
helium + noun
Helium is used as a modifier: helium balloon, helium gas, helium tank, helium voice.
Helium modifier की तरह आता है: helium balloon, helium gas, helium tank, helium voice।
- A helium balloon floated up to the roof.
a bit of helium / a litre of helium
Because it is uncountable, use a unit word such as litre, cylinder or amount to count it.
Uncountable होने के कारण इसे गिनने के लिए litre, cylinder या amount जैसे इकाई-शब्द लगाए जाते हैं।
- The lab needed three cylinders of helium.
helium vs hydrogen
Both are light gases, but helium does not burn, which is why it is used in airships and party balloons.
दोनों हल्की गैसें हैं, पर helium जलती नहीं, इसलिए वह वायुयानों और गुब्बारों में प्रयुक्त होती है।
- Modern airships use helium instead of hydrogen because it is safe.
+Collocations 5
helium + noun
balloongastankcylindershortage
- A helium shortage affected hospitals that use scanners.
verb + helium
inhalefill withreleasestoreliquefy
- It is dangerous to inhale helium from a pressurised tank.
adjective + helium
liquidpurecompressedlightinert
- Liquid helium is used to cool magnets in MRI machines.
helium + in/of
helium in the sunhelium in the atmospherea cylinder of heliuma balloon of helium
- The sun converts hydrogen into helium in its core.
helium used in
balloonsairshipsMRI machinesweldingdeep-sea diving mixtures
- Divers breathe a mixture containing helium at great depths.
“More examples 5
- Helium is the second lightest element after hydrogen.
Helium, hydrogen के बाद दूसरा सबसे हल्का तत्त्व है।
- Unlike hydrogen, helium does not catch fire, so it is safer for balloons.
Hydrogen के विपरीत helium में आग नहीं लगती, इसलिए वह गुब्बारों के लिए अधिक सुरक्षित है।
- Radhika wrote the symbol He for helium in her chemistry test.
राधिका ने रसायन-विज्ञान की परीक्षा में helium का प्रतीक He लिखा।
- Weather balloons rise high because they are filled with helium.
मौसम के गुब्बारे इसलिए ऊँचे उठते हैं क्योंकि उनमें helium भरी होती है।
- After breathing helium, her voice sounded high and funny.
Helium साँस में लेने के बाद उसकी आवाज़ ऊँची और मज़ेदार लगने लगी।
!Common mistakes 2
✗ Helium are lighter than air.
✓ Helium is lighter than air.
Helium is an uncountable noun and takes a singular verb.
'Helium' uncountable noun है और इसके साथ singular verb आती है।
✗ The balloon was filled by helium.
✓ The balloon was filled with helium.
The material that fills a container is introduced by with.
किसी पात्र को जो पदार्थ भरता है, उसके पहले 'with' आता है।
✓In the exam
General knowledge
Science: helium was first discovered in the sun's spectrum during a solar eclipse observed in India (1868).
विज्ञान में हीलियम पहली बार भारत में देखे गए सूर्यग्रहण (1868) के दौरान सूर्य के spectrum में खोजी गई।