♏.Minim, 1-60 part of a fluid drachm,
gtt.Gutta, drop; guttæ, drops.
℈j.Scrupulus vel scrupulum, a scruple=20 grains.
Ʒj.Drachma, a drachm=60 grains.
f Ʒj.Fluidrachma, a fluid or measured drachm.
℥j.Uncia, a troyounce=480 grains.
f ℥j.Fluiduncia, a fluidounce.
lbj.Libra, a pound, understood in prescription to apply to an officinal pound of 5,760 grains.
Οj.Octarious, a pint.
gr.Granum, a grain; plural grana, grains.
ss.Semis, half, affixed to signs as above.

PHRASES AND ABBREVIATIONS USED IN PRESCRIPTIONS.

LATIN WORD.ABBREVIATION.TRANSLATION.
AdTo, up to.
Ad libitumAd lib.At pleasure.
AddeAdd.Let it or them be added.
AmpullaA large bottle.
AnaA āā.Of each.
Aqua-bulliensAq-bull.Water—boiling.
Aqua-fervensAq-ferv.Water—hot.
Aqua-destillataAq-dest.Water—distilled.
BeneWell.
Bis in diesBis ind.Twice daily.
Bulliat, bulliantBull.Let boil.
Cape. CapiatCap.Take, Let him take.
CapsulaCaps.Capsule.
CeratumCerata.A Cerate.
Charta (Karta)Chart.A paper (medicated).
Chartula (Kartula)Chart.A little paper for a powder.
CibusCib.Food.
Cochleare magnumCoch mag.A tablespoon.
Cochleare parvumCoch parv.A teaspoon.
Cola. ColatusCol.Strain, Strained.
CollyriumCollyr.An eye wash.
CollutoriumCollut.A mouth wash.
CompositusCo. Comp.Compound.
CongiusC.A gallon.
ConfectioConf.A confection.
CortexCort.Bark.
CumWith.
DecoctumDecoc.A decoction.
Dilute, DilutusDil.Dilute.
DimidiusDim.One-half.
DivideD. Div.Divide (thou.)
DividendusDividend.To be divided.
Dividatur in partes æqualesD in p æq.Let it be divided into equal parts.
DosisDos.A dose.
EmplastrumEmp.A plaster.
EnemaEnem.An enema.
Extende supraExten Sup.Spread upon.
ExtractumExt.An extract.
Fac. fiat. fiantF.Make, Let be made.
FiltrumFil.A filter, Filter (thou).
FluidusFl. f.Fluid.
GargarismaGarg.A gargle.
GlyceritumGlyc.A Glycerite.
Gutta, GuttæGtt.A drop, Drops.
GuttatimGuttat.Drop by drop.
HaustusHaust.A draught.
In diesInd.Daily.
InfusumInf.An infusion.
InjectioInj.An injection.
InstarInst.Like.
LacMilk.
LayenaA flask or bottle.
LibraLb ℔A pound.
LinteumLint.
LiquorLiq.A solution.
LotioA lotion.
Mane primoMane pr.Very early in the morning.
MagnusMag.Large.
MassaMass.A pill mass.
Mica panisMic pan.A crumb of bread.
MisceM.Mix.
MisturaMist.A mixture.
MucilagoMucil.A mucilage.
Nox. Nocte ManequeNight; At night and in the morning.
Numems, NumeroNo.A number, In number.
OctariusO.A pint.
Ovum, OviOv.An egg.
OptimusOpt.Best.
ParsPar.A part.
Partes æqualesP æ.Equal parts.
ParvusParv.Small.
PediluviumA foot bath.
Pencilium CamelinumPencil Cam.A camel’s-hair pencil or brush.
Per fistulam vitreumThrough a glass tube.
PhialaPhil.A vial.
PilulaPil.A pill.
Pro re nataP r n.According to circumstances, occasionally.
PulvisPulv.A powder.
Quantum SufficiatQ S.As much as is necessary.
Quaqua horaQ h.Every hour.
SaturatusSat.Saturated.
ScatulaScat.A box.
SemissisSs.A half.
SemidrachmaSemidr.A half drachm.
SesunciaSesunc.An ounce and a half.
SignaS Sy.Sign.
SineWithout.
Solve, SolutusSolv.Dissolve, Dissolved.
SolutioSol.A solution.
SpiritusSpr.A spirit.
StatimStat.Immediately.
SuppositoriaSuppos.A suppository.
SyrupusSyr.A syrup.
TalisTal.Such or like.
TincturaTra Tr Tinct.A tincture.
Trochischus (Trokiscus)Troch.A troche.
TrituraTrit.Triturate.
Tere SimulTer Sim.Rub together.
Ter in diT i d.Three times a day.
UnguentumUngt.An ointment.
VinumVin.A wine.
VehichulumVehic.A menstrum.
VitellusVit.The yolk (of an egg).
Vitello Ovi SolutusV O S.Dissolved in yolk of an egg.

APPROXIMATE MEASURES.

A drop=usually about  1/2 minim.
A teaspoonful=60 drops f Ʒj.
A dessertspoonful=f Ʒij.
A tablespoonful=f ℥ss.
A wineglassful=f ℥ij.
A teacupful=f ℥ix.

TABLE TO ASSIST THE BEGINNER IN PRESCRIBING LIQUIDS.

Having fixed upon the bulk of his liquid he will remember that there are in

1 fluid ounce, 8 teaspoonfuls each 1 fluid drachm.
2 fluid ounces, 15 teaspoonfuls each 1 fluid drachm.
4 fluid ounces, 30 teaspoonfuls each 1 fluid drachm.
4 fluid ounces, 15 dessertspoonfuls each 2 fluid drachms.
6 fluid ounces, 20 dessertspoonfuls each 2 fluid drachms.
6 fluid ounces, 12 tablespoonfuls each  1/2 fluid ounce.
8 fluid ounces, 15 tablespoonfuls each  1/2 fluid ounce.
1 pint, 30 tablespoonfuls, each  1/2 fluid ounce.
1 pint, 8 wineglassfuls each 2 fluid ounces.

TABLE FOR CALCULATING THE PERIOD OF UTERO-GESTATION.