base
noun
the bottom support of anything; that on which a thing stands or rests.
have based
-
present perfectof base.present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
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.
Governments, banks and other institutions have based policies on models unconnected to reality.
From The Wall Street Journal ● Apr. 29, 2026
The 2023 bill would have based its wildfire safety standards on the state’s Safer from Wildfires program, which was established in 2021 and offers homeowners moderate discounts for mitigation measures.
From Los Angeles Times ● Feb. 19, 2026
Vacant data centers would pose a “severe budgetary threat” to the utilities sector, as “regulated utilities around the country have based their power procurement decisions and rate-setting decisions on data-center demand growth,” Arun added.
From MarketWatch ● Nov. 13, 2025
The animator and film producer is believed to have based his designs of fairytale castles on Craigievar, in Aberdeenshire, after seeing pictures of it.
From BBC ● Dec. 27, 2023
“Mia, you don’t have a disease. You don’t even have a problem, exactly. What you have, based on what your mother told me, is a condition that is harmless. It’s called synesthesia.”
From "A Mango-Shaped Space" by Wendy Mass
