lifelong

adjective

life·​long ˈlīf-ˌlȯŋ 

1

: lasting or continuing through life

a lifelong friendship

2

: long-standing

Examples of lifelong in a Sentence

He had a lifelong love of nature.

Recent Examples on the Web

Originally played by actor Jonathan Frid, the 200-year-old vampire was portrayed by Johnny Depp – a lifelong Dark Shadows fan – in Tim Burton’s 2012 feature film adaptation also starring Michelle Pfeiffer. — Greg Evans, Deadline, 18 July 2026

For the lifelong dancer, working with choreographer Kenny Ortega was a dream come true. — Andrea Clement, AJC.com, 17 July 2026

The discomfort of boredom often becomes the spark for curiosity, creativity, independence and discovering lifelong interests. — Chicago Tribune, Twin Cities, 16 July 2026

Together these results helped establish the concept of cognitive reserve, the idea that lifelong mental activity may protect thinking and memory even when disease is present in the brain. — Samantha Agate, Fort Worth Star-Telegram, 16 July 2026

Word History

First Known Use

1613, in the meaning defined at sense 1

Rhymes for lifelong

• evensong
• livelong
• overlong
• vietcong
• agung
• along
• belong
• birdsong
• furlong
• headlong
• headstrong
• plainsong

Kids Definition

lifelong

adjective

life·​long ˈlī-ˌflȯŋ 

: continuing or lasting through life

a lifelong love for trees

a lifelong friendship