inner product
Americannoun
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Also called dot product, scalar product. the quantity obtained by multiplying the corresponding coordinates of each of two vectors and adding the products, equal to the product of the magnitudes of the vectors and the cosine of the angle between them.
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the integral of the product of two real-valued functions.
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the integral of the product of the first of two complex-valued functions and the conjugate of the second.
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a complex-valued function of two vectors taken in order, whose domain is a vector space.
Etymology
Origin of inner product
First recorded in 1915–20
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.
As a result, General Mills relaunched a brand-new product that removed the powdered eggs and now required adding both water and a real egg.
From Salon • Jun. 14, 2026
But the first go at a brand-new product, Pavone said, wasn’t perfect: “When you’re doing something that’s never been done before, you simply just don’t know what you don’t know, right?”
From Los Angeles Times • Aug. 28, 2024
Image: Eve Home The company is also entering a brand-new product category: smart shades.
From The Verge • Dec. 10, 2021
The Goby is a brand-new product without the track record of Philips or Oral-B.
From Slate • Aug. 21, 2018
You have committed yourself to a brand-new product.
From "Blink" by Malcolm Gladwell
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
