STP
1 Americanabbreviation
abbreviation
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scientifically treated petroleum: an oil substitute promising renewed power for an internal-combustion engine
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Also: NTP. standard temperature and pressure: standard conditions of 0°C temperature and 101.325 kPa (760 mmHg) pressure
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Professor of Sacred Theology
noun
Etymology
Origin of STP
First recorded in 1965–70; origin uncertain; possibly named after STP, trademark of a motor-oil additive
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.
That’s because the offensive line has a new motto — STP, standing for “Something To Prove” — that would fit either brand.
From Los Angeles Times ● Jul. 29, 2025
At first, STP submitted “Only Dying,” which was later replaced with the “Purple” track “Big Empty,” due to the nature of the lyrics following Lee’s death.
From Los Angeles Times ● Aug. 16, 2024
An STP executive wasn’t available for comment Thursday.
From Seattle Times ● Oct. 14, 2022
STP requested up to $642 million during the lawsuit, but in the 2019 jury trial Judge Carol Murphy of Thurston County Superior Court capped the potential amount at $300 million.
From Seattle Times ● Oct. 14, 2022
The 4ESS then calls its own STP, Signal Transfer Point within an SS7 network.
From Terminal Compromise: computer terrorism: when privacy and freedom are the victims: a novel by Winn Schwartau
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.
