lengthen
verb (used with object)
to make longer; make greater in length.
has been lengthening
-
present perfect progressiveof lengthen (3rd person singular).present perfect progressive
Used to describe an action that began in the past, has continued continuously, and is still in progress.
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.
It has been lengthening runways and positioning munitions, food and water at sites across the region.
From Washington Post ● Feb. 20, 2023
A crack in the Larsen-C ice shelf on the Antarctic peninsula first appeared several years ago, but recently it has been lengthening faster than before.
From The Guardian ● Feb. 22, 2017
Over the past few years, the Treasury has been lengthening the average maturity of its debt portfolios by raising long-term debt sales.
From The Wall Street Journal ● Jan. 25, 2016
