| BSU | Bartholin, Skene, urethral [glands]; basic structural unit; British standard unit |
|---|---|
| CFU-S, | CFUS colony-forming unit, spleen; colony-forming unit, stem cells |
| CRU | cardiac rehabilitation unit; clinical research unit |
| ECU | environmental control unit; extended care unit; extensor carpi ulnaris |
| ESU | electrosurgical unit; electrostatic unit |
| vitamin A unit | The specific biologic activity of 0.3 ug of vitamin A (alcohol form). See: Sherman-Munsell unit. (05 Mar 2000) |
|---|---|
| vitamin B1 hydrochloride unit | The antineuritic activity of 0.003 mg of the standard crystalline vitamin B1 hydrochloride. Synonym: vitamin B1 hydrochloride unit. (05 Mar 2000) |
| vitamin B2 unit | Potency usually expressed in terms of weight of pure riboflavin. See: Sherman-Bourquin unit of vitamin B2. Synonym: vitamin B2 unit. (05 Mar 2000) |
| vitamin B6 unit | Potency expressed in terms of weight of pure crystalline pyridoxine. (05 Mar 2000) |
| vitamin C unit | The vitamin C activity of 0.05 mg of the standard crystalline levoascorbic acid; 1 mg of crystalline vitamin C provides 20 USP unit's. See: Sherman unit. (05 Mar 2000) |
| vitamin D unit | The antirachitic activity contained in 0.025 ug of a preparation of crystalline vitamin D3 (activated 7-dehydrocholesterol). See: Steenbock unit. (05 Mar 2000) |
| vitamin E unit | Potency usually expressed in terms of weight of pure alpha-tocopherol. (05 Mar 2000) |
| vitamin K unit | See: Dam unit. (05 Mar 2000) |
| centimeter-gram-second unit | <unit> An absolute unit of the centimeter-gram-second system. (05 Mar 2000) |
| volume unit | A unit of a logarithmic scale for expressing the power level of a complex audio-frequency electrical signal, such as that transmitting music or speech; the power in volume unit's equals the decibels of power above a reference level of one milliwatt, as measured with an appropriate meter. (05 Mar 2000) |
| respiratory care unit | The hospital unit in which patients with respiratory conditions requiring special attention receive intensive medical care and surveillance. (12 Dec 1998) |
| riboflavin unit | Potency usually expressed in terms of weight of pure riboflavin. See: Sherman-Bourquin unit of vitamin B2. Synonym: vitamin B2 unit. (05 Mar 2000) |
| chlorophyll unit | The number of chlorophyll molecules required to reduce one molecule of carbon dioxide by photosynthesis. (05 Mar 2000) |
| meter-kilogram-second unit | An absolute unit of the meter-kilogram-second system. (05 Mar 2000) |
| chorionic gonadotropin unit | The specific gonadotropic activity of 0.1 mg of the standard preparation of chorionic gonadotropin originating from the urine or placentas of pregnant women. (05 Mar 2000) |