elapsed time

Time that does not take any calendar considerations into account; 24 hours a day, 365 days a year.

SOURCE; microsoft project glossary-projectlearning.net

Elapsed time is the total number of calendar days (excluding non-work days such as weekends or holidays) that is needed to complete an activity. It gives a "real world view" of how long an activity is scheduled to take for completion.

SOURCE: apm.com