Expansivity (Noun)
Meaning 1
The fractional change in length or area or volume per unit change in temperature at a given constant pressure.
Classification
Nouns denoting quantities and units of measure.
Examples
- The expansivity of a gas is directly proportional to its molar mass, making it a useful property in determining the identity of a gas.
- Materials with high expansivity, such as most metals, tend to expand significantly with temperature changes.
- In thermal engineering, understanding the expansivity of materials is crucial in designing systems that operate under varying temperature conditions.
- Water exhibits unusual expansivity properties, contracting when cooled from 4°C to 0°C and expanding when heated above 4°C.
- Measuring the expansivity of a material allows researchers to better understand its thermal behavior and make informed decisions about its potential applications.
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Meaning 2
A quality characterized by magnificence of scale or the tendency to expand; "the expansiveness of their extravagant life style was soon curtailed".
Classification
Nouns denoting attributes of people and objects.
Examples
- The expansivity of the city's architecture was awe-inspiring, with grand buildings and sweeping vistas that seemed to stretch on forever.
- Her expansivity of spirit was contagious, drawing people to her with an infectious enthusiasm and energy.
- The expansivity of the desert landscape was humbling, a vast expanse of sand and rock that seemed to swallow up all human endeavors.
- The company's expansivity of vision had led them to invest in a wide range of innovative projects, some of which had paid off spectacularly.
- The expansivity of the professor's mind was legendary, encompassing a vast range of subjects and disciplines that he could draw upon at will.
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Meaning 3
A friendly open trait of a talkative person.
Classification
Nouns denoting attributes of people and objects.