Meanings
The process of reducing the density of a substance, particularly in physics and acoustics.
کسی چیز کی کثافت کو کم کرنے کا عمل، خاص طور پر طبیعیات اور صوتیات میں۔
ہلکا ہونا
halka hona
Synonyms
Antonyms
Common Collocations
- rarefaction of gases
- rarefaction in sound waves
- atmospheric rarefaction
Example Sentences
The rarefaction of air occurs at high altitudes.
ہوائی دباؤ کی ہلکا ہونا بلند اونچائی پر ہوتا ہے۔
Hawaai dabao ki halka hona buland unchai par hota hai.
Rarefaction plays a crucial role in the propagation of sound.
ہلکا ہونا آواز کے پھیلاؤ میں اہم کردار ادا کرتا ہے۔
Halka hona aawaz ke phailao mein ahem kirdar adaa karta hai.
The rarefaction and compression of sound waves create variations in auditory perception.
آواز کی لہروں کا ہلکا ہونا اور دباؤ سننے کے تجربے میں تغیرات پیدا کرتا ہے۔
Aawaz ki lehron ka halka hona aur dabao sunne ke tajurbe mein taghayur paida karta hai.
Easily Confused With
Word Family
See Also
💡 Memory Tip
Think of 'rarefaction' as 'rarefied air' which is less dense and lighter.
Imagine a balloon expanding in the atmosphere, where the air inside is becoming less dense.
📖 Etymology
Origin: Latin "rarefactio" — thinning out
First known use: 18th century
The word 'rarefaction' has evolved from the Latin 'rarefactio', which combines 'rarefacere' meaning 'to make rare or thin'. It has been adopted into English to refer to a reduction in density, often in physical contexts.