Synonyms of long-term

long-term

adjective

ˈlȯŋ-ˈtərm 

as in long

lasting for a considerable time

before approving a new drug, the government insists on some long-term research to determine any possible side effects

Synonyms & Similar Words

• long
• lengthy
• far
• great
• endless
• extended
• prolonged
• marathon
• long-lived
• long-drawn-out
• protracted
• permanent
• persistent
• everlasting
• interminable
• longish
• multiyear
• aeonian
• overlong
• all-day
• multiday
• all-night

Antonyms & Near Antonyms

• short-term
• short
• brief
• little
• sudden
• mini
• abrupt
• transient
• short-lived
• curtailed
• transitory
• momentary
• ephemeral
• abbreviated
• fleeting
• condensed
• shortish
• short-range
• shortened
• impermanent

Example Sentences

Recent Examples of long-term

An extension would ensure Goodman remains with the Rockies long-term. — Ken Rosenthal, New York Times, 21 July 2026

Moms 40 and up are more likely than any other age group to give birth preterm, according to March of Dimes, which is associated with both short- and long-term health problems for babies. — Maggie Ryan, Flow Space, 20 July 2026

The study also found that search funds have historically delivered strong long-term investment performance, reinforcing acquisition entrepreneurship as an increasingly credible path to ownership. — Melissa Houston, Forbes.com, 20 July 2026

Prioritizing the basics, like sleep, nutrition, and strength training, and remaining consistent will lead to long-term results. — Jenessa Connor, Health, 20 July 2026