chemistry
/ˈkemɪstri/noun
उच्चारण केमिस्ट्री
रसायन-शास्त्र; तालमेल
Basic word
- 1
[U]
the scientific study of the structure of substances, how they react when combined or in contact with one another, and how they behave under different conditions; the way two people feel about each other
रसायन-शास्त्र; तालमेल
- a chemistry lab
- The two actors have great chemistry.
- Chemistry is my favourite subject in Class 11.
+ 3 more examples
- She is studying chemistry at university.
- The lesson on organic chemistry was difficult.
- There was real chemistry between the two singers.
Synonyms chemical science rapport attraction bond understanding
§Structures (grammar patterns) 4
chemistry (uncountable, singular verb)
Chemistry is an uncountable noun that ends in -y, not -s, and takes a singular verb; names of sciences are not plural.
Chemistry uncountable noun है, -s पर नहीं बल्कि -y पर समाप्त होता है और singular verb लेता है।
- Chemistry is my favourite subject.
- Organic chemistry deals with carbon compounds.
chemistry of / behind sth
Use of or behind to explain the chemical processes involved in something.
किसी चीज़ में शामिल रासायनिक प्रक्रियाओं को समझाने के लिए 'of' या 'behind' आता है।
- The teacher explained the chemistry of rusting.
- Scientists study the chemistry behind baking.
chemistry between sb (relationship)
In a figurative sense, chemistry between two people means a natural attraction or understanding; use between, not of.
लाक्षणिक रूप से दो लोगों के बीच chemistry का अर्थ स्वाभाविक आकर्षण या तालमेल है; इसके साथ 'between' आता है।
- There was clear chemistry between the two actors.
- The coach and the captain have good chemistry.
study / teach / do chemistry
With the subject name, use study, teach, take or do; the article is not used.
विषय के नाम के साथ study, teach, take या do आता है; article नहीं लगता।
- Radhika studies chemistry at college.
- He teaches chemistry to Class XI.
+Collocations 5
adjective + chemistry
organicinorganicphysicalanalyticalapplied
- Organic chemistry has many reactions to remember.
verb + chemistry
studyteachrevisefailscore well in
- She scored well in chemistry in the board exam.
chemistry + noun
labteachertextbookexperimentpaper
- The chemistry lab is closed on Sundays.
chemistry (relationship)
goodgreatnaturalinstantno
- The hero and heroine had instant chemistry on screen.
chemistry + course terms
practicalsyllabusformulaperiodic tableviva
- The chemistry viva was held on the last day of the term.
“More examples 6
- Chemistry explains why iron rusts and why milk turns sour.
रसायन-विज्ञान बताता है कि लोहे में जंग क्यों लगता है और दूध क्यों फटता है।
- Radhika scored ninety marks in chemistry.
राधिका ने chemistry में नब्बे अंक प्राप्त किए।
- The chemistry between the opening batsmen helped the team win.
सलामी बल्लेबाज़ों के बीच के तालमेल से टीम जीत सकी।
- The chemistry of soap making is simple but interesting.
साबुन बनाने का रसायन सरल पर रोचक है।
- A good chemistry teacher makes difficult reactions easy.
अच्छा chemistry शिक्षक कठिन अभिक्रियाओं को आसान बना देता है।
- Radhika enjoys the chemistry practicals more than the theory.
राधिका को सैद्धांतिक पाठ की तुलना में chemistry के practicals अधिक पसंद हैं।
!Common mistakes 1
✗ Chemistry are a difficult subject.
✓ Chemistry is a difficult subject.
The name of a school subject ending in -y is singular uncountable and takes is.
विषय का नाम singular uncountable है और 'is' लेता है।
≈Synonyms and antonyms
Synonyms
chemical science rapport attraction bond understanding
AaSpelling
chem·is·try
§Grammar and usage
Usage: chemistry also means a natural understanding and attraction between people ('the chemistry between the players').
प्रयोग में chemistry का अर्थ लोगों के बीच स्वाभाविक समझ और आकर्षण भी है ('the chemistry between the players', तालमेल)।
British English: a chemist (also a chemist's shop) sells medicines; American English uses pharmacy.
British English में chemist (chemist's shop भी) दवाएँ बेचता है; American English में pharmacy प्रयुक्त होता है।
✓In the exam
General knowledge
Antoine Lavoisier is called the father of modern chemistry; Dmitri Mendeleev made the periodic table (1869); Acharya Prafulla Chandra Ray is called the father of Indian chemistry; CV Raman won the Nobel Prize in Physics (1930), and Venkatraman Ramakrishnan won the Nobel Prize in Chemistry (2009).
Antoine Lavoisier को आधुनिक रसायन का जनक कहा जाता है; Dmitri Mendeleev ने आवर्त सारणी बनाई (1869); आचार्य प्रफुल्ल चंद्र राय को भारतीय रसायन का जनक कहा जाता है; सी वी रमन ने भौतिकी का नोबेल पुरस्कार जीता (1930), और वेंकटरमण रामकृष्णन ने रसायन का नोबेल पुरस्कार जीता (2009)।