cubic inch
Definition
- Noun:
- A unit of volume: A cubic inch is a measure of volume equal to the space contained within a cube where each side measures exactly one inch in length.
Usage
- The term "cubic inch" is used to specify volume, particularly in engineering, manufacturing, and historical contexts (e.g., describing engine displacement).
- It is often abbreviated as cu in or in³.
- It is a standard unit in the Imperial and US customary measurement systems.
Examples
- Noun:
- The engine has a displacement of 350 cubic inches.
- This small box has a volume of approximately 12 cubic inches.
- Convert 100 cubic inches to liters.
Advanced Usage
- "Cubic inch capacity": Often used to describe the total volume of an engine's cylinders.
- The classic muscle car was famous for its high cubic inch capacity.
Variants and Related Words
- Cubic foot (n): A larger unit of volume equal to 1,728 cubic inches.
- Cubic centimeter (n): A metric unit of volume; 1 cubic inch is approximately 16.387 cubic centimeters.
Synonyms
- Cu in: The standard abbreviation.
- In³: The mathematical notation.
Notes
- While "cubic inch" is a compound noun, its meaning is fixed as the specific unit of volume described. It is not typically used in idiomatic expressions or as a phrasal verb.
Noun
-
the volume equal to a cube one inch on each side
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