formula
/ˈfɔːmjələ/noun
उच्चारण फ़ॉर्म्यल
सूत्र
Core word
- 1
[C]
a series of letters, numbers or symbols that represent a rule or law; a particular method of doing or achieving something; a list of the substances needed to make something
सूत्र
- the formula of water
- a formula for success
- The chemical formula for salt is NaCl.
+ 3 more examples
- Use the formula to find the area of a circle.
- There is no magic formula for passing the exam.
- The company changed the formula of its soap.
§Structures (grammar patterns) 3
formula for + noun / gerund
A formula is a fixed method or set of symbols for solving something. Use for to name what it solves or produces.
Formula किसी चीज़ को हल करने की निश्चित विधि या चिह्नों का समूह है। क्या हल होता है, यह बताने के लिए 'for' आता है।
- The formula for the area of a circle is πr².
- There is no magic formula for success.
formulas / formulae (plural)
The plural is formulas in general English and formulae in scientific or formal writing. Both are correct.
General English में plural 'formulas' और वैज्ञानिक या औपचारिक लेखन में 'formulae' है। दोनों सही हैं।
- Learn all the important formulas before the maths test.
- The textbook lists chemical formulae for common acids.
formula (baby milk / racing)
Formula can also mean powdered milk for babies, and in Formula One, a category of racing car. These are uncountable or proper uses.
Formula का अर्थ शिशुओं का पाउडर दूध भी हो सकता है, और Formula One में रेसिंग कार की एक श्रेणी। ये uncountable या proper noun प्रयोग हैं।
- The baby is fed formula at night.
- She loves watching Formula One races.
+Collocations 4
adjective + formula
magicsimplewinningchemicalmathematicalsecret
- There is no magic formula for passing the exam.
verb + formula
useapplylearnmemorisedevisederive
- Apply the formula carefully and check your units.
formula for + noun
successpeacethe areawatera medicine
- H2O is the chemical formula for water.
formula + noun
sheetbookmilkone
- Keep a formula sheet beside you while revising.
“More examples 7
- Radhika wrote the formula for speed on top of the page.
राधिका ने पृष्ठ के ऊपर चाल का सूत्र लिखा।
- The recipe is a secret formula passed down in the family.
यह नुस्खा एक गुप्त सूत्र है जो परिवार में पीढ़ियों से चला आ रहा है।
- Hard work and regular practice remain the best formula.
कठिन परिश्रम और नियमित अभ्यास ही सर्वोत्तम सूत्र बना रहता है।
- She tried to apply the wrong formula and lost two marks.
उसने गलत सूत्र लगाया और दो अंक खो दिए।
- The coach announced a new formula to select the team.
प्रशिक्षक ने टीम चुनने के लिए एक नई पद्धति की घोषणा की।
- The teacher asked the students to derive the formula, not just memorise it.
शिक्षक ने विद्यार्थियों से सूत्र केवल रटने की जगह उसे निकालने को कहा।
- The company keeps its soft drink formula a secret.
कंपनी अपने शीतल पेय का फ़ॉर्मूला गुप्त रखती है।
!Common mistakes 2
✗ The formulas for area are easy to remember, isn't it?
✓ The formulas for area are easy to remember, aren't they?
The question tag must match the plural subject and the auxiliary verb.
प्रश्न-सूचक tag plural subject और सहायक क्रिया से मेल खाना चाहिए।
✗ This formulae is hard to learn.
✓ This formula is hard to learn.
Formulae is plural; use the singular formula with this and is.
'Formulae' बहुवचन है; 'this' और 'is' के साथ एकवचन 'formula' आएगा।
◇Word family
§Grammar and usage
Plural formulae (scientific) or formulas; chemistry: the formula of water is H₂O.
Plural formulae (वैज्ञानिक) या formulas; रसायन में पानी का सूत्र H₂O है।