Meaning of the word yearlong in English

What does yearlong mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

yearlong

US /ˈjɪr.lɑːŋ/
UK /ˈjɪə.lɒŋ/
"yearlong" picture

Adjective

lasting for a year

Example:
They embarked on a yearlong journey around the world.
The school implemented a yearlong reading program.