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improper fraction

American

noun

Mathematics.

a fraction having the numerator greater than the denominator.

improper fraction British

noun

a fraction in which the numerator has a greater absolute value or degree than the denominator, as 7/ 6 or ( x ² + 3)/( x + 1)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

improper fraction Scientific

/ ĭm-prŏp′ər /

A fraction in which the numerator is greater than or equal to the denominator, such as 3/2.
Compare proper fraction

Etymology

Origin of improper fraction

First recorded in 1535–45

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Larger brain structures like those observed in our study may reflect improved brain development and improved brain health,” DeCarli said.

From Salon • Apr. 4, 2024

This work builds upon previous work by this group, linking caloric burn from leisure activities to improved brain structure.

From Science Daily • Dec. 13, 2023

Clinics are popping up all over the United States offering TMS for wellness, promising improved brain performance.

From Slate • May 29, 2022

Long-term benefits include improved brain health and lower risks for falls.

From Washington Times • Apr. 23, 2019

“It’s always been this way, with every improved brain unit that’s come along. I remember the howls of pain when the Sudermann people showed their old T-14 back in ’18.

From "Do Androids Dream of Electric Sheep?" by Philip K. Dick

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023