âº the amount by which something, especially an amount of money, is smaller than it should be: a pension/pension fund deficit. a deficit in sth The company reported that an estimated $31.5 million deficit in this year's operating budget would end up at about $20 million as a result of savings.
You must wait at least eight weeks (56 days) between donations of whole blood and 16 weeks (112 days) between double red cell donations. Platelet apheresis donors may give every 7 days up to 24 times per year. Regulations are different for those giving blood for themselves (autologous donors).
1 You can only donate blood every 56 days. 2  If you have donated blood more recently than that, then you are not eligible again. 3  Do not give blood if you have had simple dental work done within 24 hours or major dental work in the past month. Avoid donating blood if you have a cold, a cold sore, a cough, a virus, or an upset stomach. 2  You must weigh at least 110 pounds or 50 kg. 3  You have to be old enough. 4  In many jurisdictions, parental permission is required for the ages 16-17 to give blood.