unsustained

adjective

un·​sustained

"+

: not sustained: such as

a

obsolete : not physically sustained or supported

b

: not kept up or supported by some aid

leaving the station feeling empty and unsustained

—S. H. Adams

unsustained any longer by loans, the business failed

c

: not kept or continued at a consistently high level

a convolution of plots makes for unsustained interest

—Current Biography

Word History

Etymology

un- entry 1 + sustained, past participle of sustain

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!