Definition

Noun: The principal, most significant, or most important work of a person's career or lifetime. It often implies a sustained, dedicated effort toward a major professional, artistic, or intellectual achievement.

Usage

This noun is typically used to describe the central, defining project or body of work that a person dedicates their life to. It is often singular and carries a formal or weighty tone, suggesting deep commitment and lasting importance.

Examples

• Her groundbreaking research in genetics became her lifework.
• The artist considered the massive mural his lifework and masterpiece.
• He dedicated himself to teaching, viewing it not just as a job but as his lifework.

Advanced Usage

• "To make something one's lifework": To dedicate one's life to a particular task or field.
  • She made the conservation of the rainforest her lifework.

Variants and Related Words

• Life's work (noun phrase): A common alternative phrasing with the same meaning.
  • This book represents his life's work.

Synonyms

• Magnum opus
• Masterwork
• Career achievement
• Life's work

Antonyms

• Sideline
• Hobby
• Diversion

Noun

1. the principal work of your career