drop (imperial) | 1 gtt | 2 gtt | 3 gtt | 4 gtt | 5 gtt | 6 gtt | 7 gtt | 8 gtt | 9 gtt | 10 gtt | 11 gtt | 12 gtt | 13 gtt | 14 gtt | 15 gtt | 16 gtt | 17 gtt | 18 gtt | 19 gtt | 20 gtt | 21 gtt | 22 gtt | 23 gtt | 24 gtt | 25 gtt | 26 gtt | 27 gtt | 28 gtt | 29 gtt | 30 gtt | 31 gtt | 32 gtt | 33 gtt | 34 gtt | 35 gtt | 36 gtt | 37 gtt | 38 gtt | 39 gtt | 40 gtt | 41 gtt | 42 gtt | 43 gtt | 44 gtt | 45 gtt | 46 gtt | 47 gtt | 48 gtt | 49 gtt | 50 gtt | 51 gtt | 52 gtt | 53 gtt | 54 gtt | 55 gtt | 56 gtt | 57 gtt | 58 gtt | 59 gtt | 60 gtt | 61 gtt | 62 gtt | 63 gtt | 64 gtt | 65 gtt | 66 gtt | 67 gtt | 68 gtt | 69 gtt | 70 gtt | 71 gtt | 72 gtt | 73 gtt | 74 gtt | 75 gtt | 76 gtt | 77 gtt | 78 gtt | 79 gtt | 80 gtt | 81 gtt | 82 gtt | 83 gtt | 84 gtt | 85 gtt | 86 gtt | 87 gtt | 88 gtt | 89 gtt | 90 gtt | 91 gtt | 92 gtt | 93 gtt | 94 gtt | 95 gtt | 96 gtt | 97 gtt | 98 gtt | 99 gtt | 100 gtt |
fluid drachm | 0.0277778 fl dr | 0.0555556 fl dr | 0.0833333 fl dr | 0.1111111 fl dr | 0.1388889 fl dr | 0.1666667 fl dr | 0.1944444 fl dr | 0.2222222 fl dr | 0.2500000 fl dr | 0.2777778 fl dr | 0.3055556 fl dr | 0.3333333 fl dr | 0.3611111 fl dr | 0.3888889 fl dr | 0.4166667 fl dr | 0.4444444 fl dr | 0.4722222 fl dr | 0.5000000 fl dr | 0.5277778 fl dr | 0.5555556 fl dr | 0.5833333 fl dr | 0.6111111 fl dr | 0.6388889 fl dr | 0.6666667 fl dr | 0.6944444 fl dr | 0.7222222 fl dr | 0.7500000 fl dr | 0.7777778 fl dr | 0.8055556 fl dr | 0.8333333 fl dr | 0.8611111 fl dr | 0.8888889 fl dr | 0.9166667 fl dr | 0.9444444 fl dr | 0.9722222 fl dr | 1.0000000 fl dr | 1.0277778 fl dr | 1.0555556 fl dr | 1.0833333 fl dr | 1.1111111 fl dr | 1.1388889 fl dr | 1.1666667 fl dr | 1.1944444 fl dr | 1.2222222 fl dr | 1.2500000 fl dr | 1.2777778 fl dr | 1.3055556 fl dr | 1.3333333 fl dr | 1.3611111 fl dr | 1.3888889 fl dr | 1.4166667 fl dr | 1.4444444 fl dr | 1.4722222 fl dr | 1.5000000 fl dr | 1.5277778 fl dr | 1.5555556 fl dr | 1.5833333 fl dr | 1.6111111 fl dr | 1.6388889 fl dr | 1.6666667 fl dr | 1.6944444 fl dr | 1.7222222 fl dr | 1.7500000 fl dr | 1.7777778 fl dr | 1.8055556 fl dr | 1.8333333 fl dr | 1.8611111 fl dr | 1.8888889 fl dr | 1.9166667 fl dr | 1.9444444 fl dr | 1.9722222 fl dr | 2.0000000 fl dr | 2.0277778 fl dr | 2.0555556 fl dr | 2.0833333 fl dr | 2.1111111 fl dr | 2.1388889 fl dr | 2.1666667 fl dr | 2.1944444 fl dr | 2.2222222 fl dr | 2.2500000 fl dr | 2.2777778 fl dr | 2.3055556 fl dr | 2.3333333 fl dr | 2.3611111 fl dr | 2.3888889 fl dr | 2.4166667 fl dr | 2.4444444 fl dr | 2.4722222 fl dr | 2.5000000 fl dr | 2.5277778 fl dr | 2.5555556 fl dr | 2.5833333 fl dr | 2.6111111 fl dr | 2.6388889 fl dr | 2.6666667 fl dr | 2.6944444 fl dr | 2.7222222 fl dr | 2.7500000 fl dr | 2.7777778 fl dr |
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 |
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 |
drops (imperial) | fluid drachms |
---|---|
1 | = 0.0277778 |
36.0000000 | = 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 …) |