RAS
Britishabbreviation
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Royal Agricultural Society
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Royal Astronomical Society
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.
For decades, researchers have pursued therapies that hit RAS because of its key role in multiple cancers and other diseases, but the target had appeared “undruggable” because of the technical challenges hitting it.
From The Wall Street Journal • Jan. 25, 2026
Revolution is developing drugs that target a molecular driver of cancers known as RAS.
From The Wall Street Journal • Jan. 9, 2026
Revolution Medicines stock is up 131% over the past year, surging amid excitement about the biotech’s experimental drugs that seek to block a molecular driver of cancer known as RAS.
From Barron's • Jan. 8, 2026
Revolution Medicines stock is up 131% over the past year, surging amid excitement about the biotech’s experimental drugs that seek to block a molecular driver of cancer known as RAS.
From Barron's • Jan. 8, 2026
When mutated, RAS becomes permanently active, continually sending signals that push cells to keep growing and multiplying.
From Science Daily • Oct. 19, 2025
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.
