ratio
noun
ra·tio
ˈrā-shē-ˌō 
-(ˌ)shō
plural ratios
1
a
: the indicated quotient of two mathematical expressions
b
: the relationship in quantity, amount, or size between two or more things : proportion
2
: the expression of the relative values of gold and silver as determined by a country's currency laws
Examples of ratio in a Sentence
What is the length-to-width ratio?
the ratio of students to teachers in the school is nine to one
Recent Examples on the Web
Honeywell did, however, realize a book-to-bill ratio of 1.1 times thanks to a 2% organic increase in orders.
—
Jim Cramer, CNBC, 24 Oct. 2024
One thing to note: thanks to its light weight, the R has a better power-to-weight ratio than any current 911.
—Bryan Hood, Robb Report, 24 Oct. 2024
The same mindset appears today in the national differences between company total return ratios: The sum of dividend payments and share buybacks as a percentage of net income averaged 83% for U.S. companies in 2022, but just 29% for Japanese companies.
—Michael Useem, Fortune Asia, 24 Oct. 2024
This model features attractive colors; a motor big enough to ensure an optimal 2:1 power-to-weight ratio, resulting in top speeds over 30 mph; quick responsiveness; high agility; and pinpoint control.
—Toby Rose, Parents, 24 Oct. 2024
See all Example Sentences for ratio 
Jim Cramer, CNBC, 24 Oct. 2024
One thing to note: thanks to its light weight, the R has a better power-to-weight ratio than any current 911.
—Bryan Hood, Robb Report, 24 Oct. 2024
The same mindset appears today in the national differences between company total return ratios: The sum of dividend payments and share buybacks as a percentage of net income averaged 83% for U.S. companies in 2022, but just 29% for Japanese companies.
—Michael Useem, Fortune Asia, 24 Oct. 2024
This model features attractive colors; a motor big enough to ensure an optimal 2:1 power-to-weight ratio, resulting in top speeds over 30 mph; quick responsiveness; high agility; and pinpoint control.
—Toby Rose, Parents, 24 Oct. 2024
See all Example Sentences for ratio
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ratio.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Ratio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ratio. Accessed 5 Nov. 2024.
Copy CitationKids Definition
ratio
noun
ra·tio
ˈrā-shō
-shē-ˌō
plural ratios
1
: the quotient of two numbers or mathematical expressions
the ratio of 6 to 3 may be expressed as 6:3, ⁶⁄₃, and 2
2
: the relationship in quantity, amount, or size between two or more things
women outnumbered men in the ratio of three to one
Medical Definition
ratio
noun
ra·tio
ˈrā-(ˌ)shō, -shē-ˌō
plural ratios
: the relationship in quantity, amount, or size between two or more things see sex ratio
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