life-time
Học thuậtThân thiện
Definition
Noun: 1. The duration of a person's existence from birth to death; the period during which something is functional or exists. * This is the most common meaning, referring to the entire span of time that a person, organism, or object is alive or operational.
Examples of Usage
- Noun:
- He dedicated his lifetime to the study of marine biology.
- The warranty covers the product for its expected lifetime.
- It was a lifetime achievement, the culmination of decades of work.
Advanced Usage
- "A lifetime of [something]": Used to emphasize a very long period spent accumulating experience, knowledge, or possessions.
- She brought a lifetime of experience to her new role.
- "The chance/opportunity of a lifetime": Refers to an extremely rare and valuable opportunity that is unlikely to occur again.
- Working on that expedition was the opportunity of a lifetime.
- "Once in a lifetime": Describes an event or experience that is so unique or special it is unlikely to happen again in one's life.
- Seeing the solar eclipse was a once-in-a-lifetime experience.
Variants and Related Words
- Lifelong (adj): Lasting or continuing for a lifetime.
- They were lifelong friends.
- Lifetime is often written with a hyphen (life-time) but is increasingly common as a single, closed compound (lifetime).
Synonyms
- Life: The period from birth to death.
- Life span: The average or maximum length of time an organism, material, or object can be expected to survive or function.
- Duration: The time during which something continues.
Related Phrases
- Within one's lifetime: During the period one is alive.
- He hopes to see a cure developed within his lifetime.
Noun
- the period during which something is functional (as between birth and death)
- the battery had a short life
- he lived a long and happy life