man hour
Học thuậtThân thiện
Definition
Noun: - A unit of measurement for work, representing the amount of work performed by one person working for one hour. It is used in industry, project management, and economics to estimate labor costs, productivity, and project timelines.
Usage
The term "man hour" is used to quantify labor input. It is typically calculated by multiplying the number of workers by the number of hours they work. - It is often used in planning, reporting, and analysis. - It is considered a neutral unit of measurement for work volume.
Examples
- Noun:
- Completing this construction phase required an estimated 5,000 man hours.
- The project manager calculated the total man hours needed to develop the new software.
- Improving the assembly line process saved the company hundreds of man hours per month.
Advanced Usage
- "Billable man hours": Hours of work that can be charged to a client.
- The law firm tracks all billable man hours meticulously.
- "Lost man hours": Hours of potential work lost due to delays, accidents, or inefficiencies.
- The system outage resulted in significant lost man hours for the department.
Variants and Related Words
- Person-hour: A modern, gender-neutral alternative to "man hour," with the same meaning.
- The budget is based on 10,000 person-hours of labor.
- Labor hour: A synonym often used in similar contexts.
- Work hour: A more general term for an hour spent working.
Synonyms
- Labor unit
- Work hour
Notes on Usage
- The term "man hour" is traditional but is increasingly being replaced by gender-neutral terms like person-hour or staff hour in modern professional and academic writing to promote inclusive language.
- It is a compound noun. The plural form is "man hours."
Noun
- a time unit used in industry for measuring work