duration suffix

"A suffix after the duration value to determine the time unit the duration applies to:

min = minute emin = elapsed minuteshr = hour ehr = elapsed hours

day = day edays = elapsed dayswk = week ewk = elapsed weeksmo = months emo = elapsed months

Note that the number of hours per day, hours per week and days per month values are set within the Calendar tab of the Options dialog box (Tools..Options).

'SOURCE; microsoft

SOURCE: project glossary-projectlearning.net"