insufficient

adjective

in·​suf·​fi·​cient ˌin(t)-sə-ˈfi-shənt How to pronounce insufficient (audio)
: not sufficient : inadequate
insufficient funds
especially : lacking adequate power, capacity, or competence
insufficient bandwidth
insufficiently adverb

Examples of insufficient in a Sentence

The case was thrown out because of insufficient evidence. there's been an insufficient number of volunteers for the job, so I'll have to select someone
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There is insufficient scientific evidence to conclude that a black bear hunt is necessary to reduce their numbers to maintain a healthy population and protect their habitat. Grant Gelhardt, The Orlando Sentinel, 17 May 2025 This typically stems from a lack of comprehensive linguistic coverage, insufficient domain-specific examples or inadequate evaluation against human translations during development. Mohammad Adnan, Forbes.com, 16 May 2025 The same year, he was arrested on a felony battery warrant related to a 2017 concert in Florida, but the charges against him were dropped due to insufficient evidence. Wesley Stenzel, EW.com, 16 May 2025 The current proposal to raise the cap from $10,000 to $30,000 is deemed insufficient by these lawmakers, who argue for a higher threshold to benefit their constituents. Martha McHardy, MSNBC Newsweek, 16 May 2025 See All Example Sentences for insufficient

Word History

Etymology

Middle English, from Anglo-French, from Late Latin insufficient-, insufficiens, from Latin in- + sufficient-, sufficiens sufficient

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of insufficient was in the 14th century

Browse Nearby Words

Cite this Entry

“Insufficient.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insufficient. Accessed 23 May. 2025.

Kids Definition

insufficient

adjective
in·​suf·​fi·​cient ˌin(t)-sə-ˈfish-ənt How to pronounce insufficient (audio)
: not sufficient : inadequate
insufficiently adverb

More from Merriam-Webster on insufficient

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