base
noun
the bottom support of anything; that on which a thing stands or rests.
had based
-
past perfectof base.past perfect
Used to express a completed action that took place before another specific past action occurred.
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.
Those killed included 11 women, two men and four children, the NGO said, adding it had based its findings on statements from witnesses, NGOs and journalists.
From Barron's ● Feb. 9, 2026
He said Ryanair had started recalling engineers it had based at Boeing’s factories to oversee the plane maker’s work.
From The Wall Street Journal ● Sep. 30, 2025
Months later, when the FBI tracked down a copy of the paperwork used to justify the search, investigators discovered that Deputy 1 had based it on information from an unnamed confidential informant.
From Los Angeles Times ● Sep. 26, 2024
A different federal judge ruled last May that the agency had based that decision on flawed assumptions.
From Seattle Times ● Apr. 28, 2023
It’s rather interesting; I had based our estimated taxes on a historical rate of return of approximately 10% annual yield.
From "Drums, Girls, and Dangerous Pie" by Jordan Sonnenblick
