quantity
/'kwɔntiti/
Học thuậtThân thiện
Definition
- Noun:
- A property that can exist as a magnitude, measured or counted: The concept that something has an amount, size, or number that can be expressed numerically.
- A specified or indefinite amount or number: An adequate, large, or considerable amount of something.
- The aspect of anything that can be measured, counted, or compared: How much there is or how many there are of something that can be quantified.
Examples of Usage
- As a measurable property:
- The quantity of water in the tank is 100 liters.
- In physics, mass and energy are fundamental quantities.
- As an amount or number:
- We have a large quantity of books in the library.
- Add a small quantity of salt to the recipe.
- In mathematical contexts:
- Solve the equation for the unknown quantity 'x'.
- The formula expresses a relationship between two quantities.
Advanced Usage
- In bulk or commercial contexts: Refers to a large amount, often for purchase or production.
- The factory buys raw materials in quantity to reduce costs.
- "An unknown quantity": A person or thing whose abilities, characteristics, or effects are not yet known or predictable.
- The new player on the team is still an unknown quantity; we're not sure how he'll perform.
- "Quantity over quality": An idiom describing a focus on producing a large amount of something, often at the expense of its quality.
- Their strategy seems to favor quantity over quality.
Variants and Related Words
- Quantitative (adj): Relating to, measuring, or measured by the quantity of something rather than its quality.
- We need a quantitative analysis of the data.
- Quantify (verb): To express or measure the quantity of something.
- It's difficult to quantify the exact benefits of the policy.
- Quantifier (noun): A word or phrase (e.g., , , ) that indicates quantity.
Synonyms
- Amount: A quantity of something, typically the total of a thing or things.
- Volume: The amount of space that a substance or object occupies.
- Number: An arithmetical value, expressing a quantity used in counting.
Related Phrases
- In quantity: In large amounts.
- The product is only sold in quantity to distributors.
- A negligible quantity: An amount so small it is not worth considering.
- The error in the calculation was a negligible quantity.
Related Idioms
- Unknown quantity: As described in Advanced Usage.
- Quantity has a quality all its own: A saying suggesting that a very large amount of something can create a new, significant effect or advantage.
- Their army was disorganized, but its sheer size meant that quantity had a quality all its own.
Noun
- the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable
- an adequate or large amount
- he had a quantity of ammunition
- how much there is or how many there are of something that you can quantify