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longest

  • superlative
    of long.
    long
    adjective
    having considerable linear extent in space.

Example Sentences

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"This is the longest lasting prompt X-ray flash ever observed from a neutron star merger," said graduate student Niccolò Passaleva, who led the follow-up observations using the VLT in Chile.

From Science Daily ● Sep. 30, 2026

The biggest ideas have the longest timeframe and, perhaps, the greatest need for a lengthy debate in their gestation.

From BBC ● Sep. 29, 2026

Boeing has been seeking to win the FAA’s approval for the MAX 10, the longest version of the 737 variant.

From The Wall Street Journal ● Sep. 28, 2026

Del, who’s been with the program the longest, can shape-shift from teen girl to teen boy as required.

From Los Angeles Times ● Sep. 23, 2026

I hadn’t seen her since her house last Wednesday, which is the longest we’ve gone without seeing each other all year, except for during Christmas, when she visited her aunt in Cincinnati.

From "A High Five for Glenn Burke" by Phil Bildner