Synonyms of indispensable

indispensable

adjective

ˌin-di-ˈspen(t)-sə-bəl 

as in essential

impossible to do without

fully aware that he was an indispensable assistant, he decided that it was high time that he be paid what he was worth

Synonyms & Similar Words

• essential
• necessary
• integral
• required
• needed
• needful
• vital
• must-have
• critical
• imperative
• crucial
• important
• requisite
• all-important
• of the essence
• mandatory
• compulsory
• prerequisite
• necessitous
• basic
• key
• fundamental
• major
• obligatory
• meaningful
• momentous
• urgent
• organic
• central
• substantial
• significant
• persistent
• consequential
• insistent
• pressing
• nonelective
• material
• weighty

Antonyms & Near Antonyms

• unnecessary
• needless
• nonessential
• dispensable
• unwanted
• unimportant
• insignificant
• unessential
• undesired
• inessential
• unneeded
• extra
• external
• superfluous
• excess
• inconsequential
• extraneous
• surplus

Example Sentences

Recent Examples of indispensable

Best known for his earnest politico Josh Lyman in Sorkin’s The West Wing, Whitford here turns zealous and mean, his Colonel Jessup ruthlessness incarnate, intractable and convinced of his own indispensable value to society and order. — Greg Evans, Deadline, 29 Oct. 2026

The companies that help agents verify reality and transact reliably stand to become more ubiquitous and indispensable. — Oliver Kharraz, Fortune, 28 Oct. 2026

And, not least, those who regard Netanyahu as the indispensable guarantor of Jewish security and those who see him as the principal threat to the country’s democratic character and reputation abroad. — Eric Cortellessa, Time, 26 Oct. 2026

Both executives have positioned themselves as indispensable to their companies, which can also put them at odds with their investors. — Ashley Capoot, CNBC, 26 Oct. 2026