fluid drachm | 1 fl dr | 2 fl dr | 3 fl dr | 4 fl dr | 5 fl dr | 6 fl dr | 7 fl dr | 8 fl dr | 9 fl dr | 10 fl dr | 11 fl dr | 12 fl dr | 13 fl dr | 14 fl dr | 15 fl dr | 16 fl dr | 17 fl dr | 18 fl dr | 19 fl dr | 20 fl dr | 21 fl dr | 22 fl dr | 23 fl dr | 24 fl dr | 25 fl dr | 26 fl dr | 27 fl dr | 28 fl dr | 29 fl dr | 30 fl dr | 31 fl dr | 32 fl dr | 33 fl dr | 34 fl dr | 35 fl dr | 36 fl dr | 37 fl dr | 38 fl dr | 39 fl dr | 40 fl dr | 41 fl dr | 42 fl dr | 43 fl dr | 44 fl dr | 45 fl dr | 46 fl dr | 47 fl dr | 48 fl dr | 49 fl dr | 50 fl dr | 51 fl dr | 52 fl dr | 53 fl dr | 54 fl dr | 55 fl dr | 56 fl dr | 57 fl dr | 58 fl dr | 59 fl dr | 60 fl dr | 61 fl dr | 62 fl dr | 63 fl dr | 64 fl dr | 65 fl dr | 66 fl dr | 67 fl dr | 68 fl dr | 69 fl dr | 70 fl dr | 71 fl dr | 72 fl dr | 73 fl dr | 74 fl dr | 75 fl dr | 76 fl dr | 77 fl dr | 78 fl dr | 79 fl dr | 80 fl dr | 81 fl dr | 82 fl dr | 83 fl dr | 84 fl dr | 85 fl dr | 86 fl dr | 87 fl dr | 88 fl dr | 89 fl dr | 90 fl dr | 91 fl dr | 92 fl dr | 93 fl dr | 94 fl dr | 95 fl dr | 96 fl dr | 97 fl dr | 98 fl dr | 99 fl dr | 100 fl dr |
drop (imperial) | 36.0000000 gtt | 72.0000000 gtt | 108.0000000 gtt | 144.0000000 gtt | 180.0000000 gtt | 216.0000000 gtt | 252.0000000 gtt | 288.0000000 gtt | 324.0000000 gtt | 360.0000000 gtt | 396.0000000 gtt | 432.0000000 gtt | 468.0000000 gtt | 504.0000000 gtt | 540.0000000 gtt | 576.0000000 gtt | 612.0000000 gtt | 648.0000000 gtt | 684.0000000 gtt | 720.0000000 gtt | 756.0000000 gtt | 792.0000000 gtt | 828.0000000 gtt | 864.0000000 gtt | 900.0000000 gtt | 936.0000000 gtt | 972.0000000 gtt | 1,008.0000000 gtt | 1,044.0000000 gtt | 1,080.0000000 gtt | 1,116.0000000 gtt | 1,152.0000000 gtt | 1,188.0000000 gtt | 1,224.0000000 gtt | 1,260.0000000 gtt | 1,296.0000000 gtt | 1,332.0000000 gtt | 1,368.0000000 gtt | 1,404.0000000 gtt | 1,440.0000000 gtt | 1,476.0000000 gtt | 1,512.0000000 gtt | 1,548.0000000 gtt | 1,584.0000000 gtt | 1,620.0000000 gtt | 1,656.0000000 gtt | 1,692.0000000 gtt | 1,728.0000000 gtt | 1,764.0000000 gtt | 1,800.0000000 gtt | 1,836.0000000 gtt | 1,872.0000000 gtt | 1,908.0000000 gtt | 1,944.0000000 gtt | 1,980.0000000 gtt | 2,016.0000000 gtt | 2,052.0000000 gtt | 2,088.0000000 gtt | 2,124.0000000 gtt | 2,160.0000000 gtt | 2,196.0000000 gtt | 2,232.0000000 gtt | 2,268.0000000 gtt | 2,304.0000000 gtt | 2,340.0000000 gtt | 2,376.0000000 gtt | 2,412.0000000 gtt | 2,448.0000000 gtt | 2,484.0000000 gtt | 2,520.0000000 gtt | 2,556.0000000 gtt | 2,592.0000000 gtt | 2,628.0000000 gtt | 2,664.0000000 gtt | 2,700.0000000 gtt | 2,736.0000000 gtt | 2,772.0000000 gtt | 2,808.0000000 gtt | 2,844.0000000 gtt | 2,880.0000000 gtt | 2,916.0000000 gtt | 2,952.0000000 gtt | 2,988.0000000 gtt | 3,024.0000000 gtt | 3,060.0000000 gtt | 3,096.0000000 gtt | 3,132.0000000 gtt | 3,168.0000000 gtt | 3,204.0000000 gtt | 3,240.0000000 gtt | 3,276.0000000 gtt | 3,312.0000000 gtt | 3,348.0000000 gtt | 3,384.0000000 gtt | 3,420.0000000 gtt | 3,456.0000000 gtt | 3,492.0000000 gtt | 3,528.0000000 gtt | 3,564.0000000 gtt | 3,600.0000000 gtt |
The fluid dram is defined as 1⁄8 of a fluid ounce, and is exactly equal to:
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
fluid drachm | fl dr | ≡ 1⁄8 fl oz (imp) | = 3.5516328125×10−6 m3 | Imperial/US |
fluid drachms | drops (imperial) | fluid drachms | drops (imperial) |
---|---|---|---|
1 | = 36.000000000032 | 6 | = 216.00000000019 |
2 | = 72.000000000065 | 7 | = 252.00000000023 |
3 | = 108.0000000001 | 8 | = 288.00000000026 |
4 | = 144.00000000013 | 9 | = 324.00000000029 |
5 | = 180.00000000016 | 10 | = 360.00000000032 |
The drop is an approximated unit of measure of volume, the amount dispensed as one drop from a dropper or drip chamber. It is often used in giving quantities of liquid drugs to patients, and occasionally in cooking.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
drop (imperial) | gtt | ≡ 1⁄288 fl oz (imp) | = 98.6564670138×10−9 m3 | Imperial/US |
drops (imperial) | fluid drachms | drops (imperial) | fluid drachms |
---|---|---|---|
1 | = 0.027777777777753 | 6 | = 0.16666666666652 |
2 | = 0.055555555555505 | 7 | = 0.19444444444427 |
3 | = 0.083333333333258 | 8 | = 0.22222222222202 |
4 | = 0.11111111111101 | 9 | = 0.24999999999977 |
5 | = 0.13888888888876 | 10 | = 0.27777777777753 |
fluid drachms | drops (imperial) |
---|---|
1 | = 36.0000000 |
0.0277778 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |