TERM OR PHRASE
ABBREVIATION
MEANING
octarius
O.
pint
oculus dexter
O.D.
right eye
oculus sinister
o.s., O.S.
left eye
oculi unitas
O.U.
both eyes
omni hora
Omn. hor.
every hour
per
through, by means of
per os
P.O.
by mouth
placebo
I will satisfy
post cibum
post cib., p.c.
after meals
pro re nata
p.r.n.
as needed, as
circumstances require
pulvis
pulv.
powder
quantum satis
q.s.
a sufficient quantity
quantum satis ad
q.s. ad
a sufficient quantity
to make
quaque
q.
every
quaque die
q.d.
every day
quaque hora
q.h.
every hour
quater in die
q.i.d.
four times a day
recipe
Rx
take thou
semi, semis
ss
a half
signa
sig.
write, label
_
sine
s
without
solve, solvere, solutus
solv.
dissolve
statim
stat
immediately
tabella
tab.
tablet
ter
t.
three
ter in die
t.i.d., tid
three times daily
unguentum
ung.
an ointment
ut dictum
Ut dict.
as directed
Table 1-1. Common Latin names and abbreviations (concluded).
MD0913
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