fundamental quantity

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Word: Fundamental Quantity

Part of Speech: Noun

Definition: A fundamental quantity is one of the basic types of measurement that form the foundation of how we understand and measure the physical world. In science and engineering, there are specific quantities that we consider essential, and they cannot be broken down into simpler units. For example, these include length, mass, time, and electric current.

Usage Instructions:

• Use "fundamental quantity" when discussing topics related to measurement in science, physics, or engineering. It is often used in educational or technical contexts.

Examples:

• Basic Example: Length is a fundamental quantity that we use to measure how long something is.
• Advanced Example: In physics, we often refer to fundamental quantities when discussing the International System of Units (SI), where the fundamental quantities include meter (for length), kilogram (for mass), second (for time), and ampere (for electric current).

Advanced Usage:

In advanced discussions, "fundamental quantities" might be contrasted with derived quantities. Derived quantities are formed from fundamental quantities, such as speed (which is derived from distance and time).

Word Variants:

• Fundamentally (adverb): In a fundamental way.
  • Example: Understanding these concepts fundamentally changes how we approach measurements.

Different Meanings:

In a broader context, "fundamental" can refer to something that is very important or essential in any field, not just in measurement. For example, we might say, "Trust is a fundamental aspect of a good relationship."

Synonyms:

• Basic quantity
• Essential quantity
• Core measurement

Idioms and Phrasal Verbs:

While there are no specific idioms or phrasal verbs directly related to "fundamental quantity," you might encounter phrases that emphasize importance, such as: - "At the core of" (meaning at the most important part of something) - Example: At the core of physics is the understanding of fundamental quantities.

Summary:

A fundamental quantity is a basic measurement that is essential for understanding and describing the physical world.

Academic

Noun

1. one of the four quantities that are the basis of systems of measurement

Synonyms

• fundamental measure