master key
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.
Professor Jonathan Heeney of Cambridge University likened the new technique to having the "master key" for an apartment block.
From Barron's ● Jun. 25, 2026
Antibodies can sometimes act like a master key, helping trigger immune responses.
From Science Daily ● Jan. 9, 2026
"As we have said many times before, we have never built a backdoor or master key to any of our products, and we never will," it continued.
From BBC ● Feb. 21, 2025
Mitchell also went into Blanchard’s chambers in 2023 by using a master key, the commission wrote.
From Los Angeles Times ● Feb. 13, 2025
“They must have some way to let people in. Do they have a master key in the office?”
From "Tangerine" by Edward Bloor
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