Definitions

in perpetuity

ADVERB

ad infinitum

Synonyms

WEAK

at length continuously endlessly forever having no end interminably never-ending on and on perpetually relentlessly unlimitedly without end without limit

ADVERB

forever

Synonyms

STRONGEST

always endlessly eternally permanently

STRONG

evermore perpetually

WEAK

durably enduringly everything considered for always for ever and ever for good for keeps for life forevermore immortally in perpetuum infinitely interminably lastingly now and forever on and on till Doomsday till blue in the face till death do us part till the cows come home till the end of time unchangingly world without end

Antonyms

WEAK

briefly never temporarily

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.

Bob’s move signals he’ll do anything to silence her, now and in perpetuity.

From Salon • May 29, 2026

In hearings this year, the California’s Department of Finance said the program was meant to run for a limited time and expressed concern about funding it in perpetuity from the state budget.

From Los Angeles Times • May 14, 2026

A bank official said that the bank’s reasoning was that the debt owed ensured that the customers were slaves to the bank in perpetuity.

From MarketWatch • May 8, 2026

A 1951 defense treaty gave the U.S. the right to establish an indefinite number of bases in perpetuity, provided it informed Denmark and Greenland.

From The Wall Street Journal • Apr. 11, 2026

It was his job to set the memory in perpetuity.

From "The Marrow Thieves" by Cherie Dimaline

in perpetuity

Example Sentences

Related Words