lack
noun
an absence or inadequate amount of something needed, desirable, or customary.
have lacked
-
present perfectof lack.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.
This campaign, England have lacked the same clinical edge that saw them become world champions.
From BBC ● Sep. 26, 2026
The protein has been linked to Alzheimer's disease, but it has remained poorly understood partly because researchers have lacked suitable compounds for studying it.
From Science Daily ● Aug. 3, 2026
Pro softball leagues have existed since 1976, but they have lacked the visibility and accessibility imperative to flourishing and gaining popularity.
From Los Angeles Times ● Jul. 27, 2026
Argenx said the deal allows it to add to its pipeline Forte’s experimental drug FB102, for which it sees potential to address diseases with high unmet need that have lacked new treatments.
From The Wall Street Journal ● Jul. 27, 2026
It would have lacked the energy to sustain itself under normal conditions, however, the fission bomb provides it with all the energy it requires to grow and become self-sustaining.
From "We Are the Ants" by Shaun David Hutchinson
