1 CONTRACTIONS. 



N'e. fr. s. 7mm. Ne tradas sine nummo, you should not deliver it 

 without the money : as a caution to the shopman, when the presence 

 of the customer prevents the master giving a verbal direction. — N. M. 

 Nux moschata, a nutmeg. 



0. Octarius, a wine pint, being l-8th of a gallon. — 01. liui s i. 

 Oleum lini sine igne, cold drawn linseed oil. — Omn. hor. Omni hora, 

 every hour. — Omn. bid. Omni biduo, every two days. — Omn. bill. 

 Omni bihorio, every two hours. — Omn. man. Omni mane, every 

 morning. — Omn. noct. Omni nocte, every night. — Omn. quadr. hor. 

 Omni quadrante horae, every quarter of an hour.— O. O. 0. Oleum 

 olivae optimum, best olive oil. — Oz. The ounce Avoirdupois, or com- 

 mon weight, as distinguished from that prescribed by physicians in 

 their orders. 



P. Pondere, by weight. — P. Bat. Pharmacopceia Batava. — P. 

 Belg. Pharmacopoeia Belgica. — P. D. Pharmacopoeia Dublinensis. 

 — P,E. Pharmacopoeia Edinensis. — P. L. Pharmacopoeia Londi- 

 nensis. — P. L. V. Pharmacopoeia Londinensis, before 1745. — P. U. S. 

 Pharmacopoeia of the United States. — Part, vie. Partitis vicibus, 

 to be given in divided doses, instead of all at once. —Per. op. emet. 

 Peracta operatione emetici, when the operation of the emetic is finished. 

 — Post sing. sed. Uq. Post singulas sedes liquidas, after every loose 

 stool. — P. r. n. Pro re nata, according as circumstances occur. — 

 P. rat. cpt. Pro ratione aetatis, according to the age of the patient. 

 — Png. Pugillus, a gripe between the finger and thumb. 



Q.p. Quantum placet, as much as you please. — Q. .?. Quantum 

 sufficit, as much as may suffice. — Qitor. Quorum, of which. 



R. Recipe, take ; but for this the old authors, and the French to 

 this day, use this sign %, being the old heathen invocation to Jupiter, 

 seeking his blessing upon the formula, equivalent to the usual invoca- 

 tion of the poets and of Mahommedan authors, or the Laus Deo with 

 which book-keepers* and merchants' clerks formerly began their books 

 of account and invoices, a practice not yet quite extinct. — Red. in puiv, 

 Redactus in pulverem, powdered. — Redig. in pulv. Redigatur in pul- 

 verem, it should be reduced to powder. — Reg. umbil. Regio umbilici, 

 the parts near the navel. — Repet. Repetatur, it should be continued ; 

 repetantur, they should be continued. 



S. A. Secundum artem, according to art. — Semidr. Semidrachma, 

 half a drachm. — Semih. Semihora, half an hour. — Sesunc. Sesuncia, 

 an ounce and a half. — Sesqiiih. Sesquihora, an hour and a half. — Si 

 ji. val. Si non valeat, if it does not answer. — Si op. sit. Si opus sit, 

 if need shall be. — Si vir. perm. Si vires permittant, if the strength 

 will allow. — Sign. n. pr. Signetur nomine proprio, write upon it the 

 usual name, not the trade name. — Sing. Singulorum, singularum, of 

 each. — S. S. S. Stratum super stratum, layer upon layer. — Ss. Semi, 

 a half. — St. Stet, it should stand ; stent, they should ^tdind..— Sub Jin. 

 coct. Sub finem coctionis, when the boiling is nearly finished. — Smn. 

 tal. Sumat talem, the patient should take one like this. — *S'. V. Spi- 

 ritus vinosus, ardent spirit of any strength. — aS'. F. R. Spiritus vinosus 



