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CAS Standard Abbreviations

Listing A: Terms to Abbreviations | Listing B: Abbreviations to Terms

Listing B: Abbreviations to Terms

Standard Abbreviations, Acronyms, Special Characters, and Symbols in CAS Computer-Readable Files and Publications. Chemical Abstracts Service, 1993. Reproduced for educational purposes with permission from CAS, a Division of the American Chemical Society.

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

A
Abbreviation Full Term
A ampere (unit)
Å angstrom (unit)
abs. absolute
abstr. abstract
a.c. alternating current
ACTH adrenocorticotropin
addn. addition
addnl. additional(ly)
ADP adenosine 5'-diphosphate
alc. alcohol(ic)
aliph. aliphatic
alk. alkaline (notalkali)
alky. alkalinity
AMP adenosine 5'-monophosphate
amt. amount
amu atomic mass unit
anal. analysis, analytical(ly)
anhyd. anhydrous
AO atomic orbital
app. apparatus
approx. approximate(ly)
approxn. approximation
APW augmented planewave
aq. aqueous
arom. aromatic
assoc. associate
assocd. associated
assocg. associating
assocn. association
asym. asymmetric(al)(ly)
at. atomic
atm atmosphere (unit)
atm. atmospheric
ATP adenosine 5'-triphosphate
ATPase adenosine triphosphatase
av. average
AVE all valence electron
B
Abbreviation Full Term
bbl barrel (unit)
bcc. body centered cubic
BCS Bardeen-Cooper-Schrieffer
BOD biochemical oxygen demand
b.p. boiling point
Bq becquerel (unit)
Btu British thermal unit
Bu butyl (normal)
bu bushel (unit)
uB Bohrmagneton (unit)
C
Abbreviation Full Term
C coulomb (unit)
°C degree Celsius (centigrade) (unit)
cal calorie (unit)
calc. calculate
calcd. calculated
calcg. calculating
calcn. calculation
cAMP cyclic AMP
c.d. current density
CD circular dichroism
CDP cytidine 5'-diphosphate
CEPA coupled electron pair approximation
cfm cubic feet per minute (unit)
cGMP cyclic GMP
chem. chemical(ly), chemistry
CI configuration interaction
Ci curie (unit)
clin. clinical(ly)
CM-cellulose carboxymethyl cellulose
CMP cytidine 5'-monophosphate
CNDO complete neglect of differential overlap
CoA coenzyme A
COD chemical oxygen demand
coeff. coefficient
com. commercial(ly)
compd. compound
compn. composition
ConA concanavalin A
conc. concentrate
concd. concentrated
concg. concentrating
concn. concentration
cond. conductivity
const. constant
contg. containing
cor. corrected
CP chemically pure
CPA coherent potential approximation
crit. critical
cryst. crystalline
crystd. crystallized
crystg. crystallizing
crystn. crystallization
CTP cytidine 5'-triphosphate
cwt hundredweight (unit)
D
Abbreviation Full Term
D debye unit
d. density
d.c. direct current
DEAE-cellulose dietylaminoethyl cellulose
decomp. decompose
decompd. decomposed
decompg. decomposing
decompn. decomposition
degrdn. degradation
deriv. derivative
det. determine
detd. determined
detg. determining
detn. determination
diam. diameter
dil. dilute
dild. diluted
dilg. diluting
diln. dilution
DIM diatomics-in-molecules
dissoc. dissociate
dissocd. dissociated
dissocg. dissociating
dissocn. dissociation
distd. distilled
distg. distilling
distn. distillation
DMF dimethylformamide
DMSO dimethyl sulfoxide
DNA deoxyribonucleic acid
DNase deoxyribonuclease
d.p. degree of polymerization
dpm disintegrations per minute (unit)
DTA differential thermal analysis
E
Abbreviation Full Term
ECG electrocardiogram
ED effective dose
EDTA ethylenediaminetetraacetic acid
EEG electroencephalogram
EHMO extended Hueckel molecular orbital
elec. electric(al)(ly)
ELISA enzyme-linked immunosorbent assay
emf. electromotive force
emu electromagnetic unit
equil. equilibrium(s)
equiv equivalent (unit)
equiv. equivalent
esp. especially
ESR electron spin resonance, electron paramagnetic resonance
est. estimate
estd. estimated
estg. estimating
estn. estimation
esu electrostatic unit
Et ethyl
eV electron volt (unit)
evap. evaporate
evapd. evaporated
evapg. evaporating
evapn. evaporation
examd. examined
examg. examining
examn. examination
expt. experiment
exptl. experimental(ly)
ext. extract
extd. extracted
extg. extracting
extn. extraction
F
Abbreviation Full Term
F farad
°F degree Fahrenheit (unit)
FAD flavin adenine dinucleotide
fcc. face centered cubic
fermn. fermentation
FMN flavin mononucleotide
f.p. freezing point
FSGO floating spherical Gaussian orbital
FSH follicle-stimulating hormone
ft foot (unit)
ft-lb foot-pound (unit)
G
Abbreviation Full Term
g gram (unit)
g gravitational constant
G gauss (unit)
gal gallon (unit)
GDP guanosine 5'-diphosphate
GeV billion electron volts (unit)
GMP guanosine 5'-monophosphate
GTO Gaussian-type orbital
GTP guanosine 5'-triphosphate
Gy gray (absorbed radiation dose) (unit)
H
Abbreviation Full Term
h hour (unit)
H henry (unit)
ha hectare (unit)
HAM hydrogenic atoms in molecules
Hb hemoglobin
hcp. hexagonal close-packed
HMO Hueckel molecular orbital
HOMO highest occupied molecular orbital
Hz hertz (cycles/sec) (unit)
I
Abbreviation Full Term
ICSH interstitial cell-stimulating hormone
ID inhibitory dose
IDP inosine 5'-diphosphate
IEHMO iterative extended Hueckel molecular orbital
IEPA independent electron pair approximation
Ig immunoglobulin
i.m. intramuscular(ly)
IMP inosine 5'-monophosphate
in. inch (unit)
INDO intermediate neglect of differential overlap
i.p. intraperitoneal(ly)
IR infrared
irradn. irradiation
ITP inosine 5'-triphosphate
IU international unit
i.v. intravenous(ly)
J
Abbreviation Full Term
J joule (unit)
K
Abbreviation Full Term
K kelvin (unit), degree Kelvin
L
Abbreviation Full Term
L liter (unit)
lab. laboratory
lb pound (unit)
LCAO linear combination of atomic orbitals
LCFC linear combination of fragment configuration
LD lethal dose
LEED low energy electron diffraction
LH luteinizing hormone
liq. liquid
lm lumen (unit)
LUMO lowest unoccupied molecular orbital
lx lux (unit)
M
Abbreviation Full Term
m meter (unit)
m molal (unit)
M molar (unit)
m. melts at, melting at
manuf. manufacture
manufd. manufactured
manufg. manufacturing
math. mathematical(ly)
max. maximum
MC-SCF multiconfigurational self-consistent field
Me methyl (not metal)
mech. mechanical(ly) (not mechanism)
metab. metabolism
MHD magnetohydrodynamics
mi mile (unit)
MIM molecules-in-molecules
min minute (unit)
min. minimum(s)
misc. miscellaneous
mixt. mixture
MNDO modified neglect of diatomic overlap
mo month (unit)
MO molecular orbital
mol mole (unit)
mol. molecule, molecular
m.p. melting point
mph miles per hour (unit)
mRNA messenger RNA
MSH melanocyte-stimulating hormone
Mx maxwell (unit)
N
Abbreviation Full Term
NAD nicotinamide adenine dinucleotide
NADP nicotinamide adenine dinucleotide phosphate
NDDO neglect of diatomic differential overlap
neg. negative(ly)
NMN nicotinamide mononucleotide
NMR nuclear magnetic resonance
NNDO neglect of nonbonded differential overlap
no. number
NQR nuclear quadruple resonance
O
Abbreviation Full Term
obsd. observed
Oe oersted (unit)
n ohm (unit)
ORD optical rotatory dispersion
org. organic
oxidn. oxidation
oz ounce
P
Abbreviation Full Term
P poise (unit)
Pa pascal (unit)
p.d. potential difference
Ph phenyl
phys. physical(ly)
PMO perturbational molecular orbital
PNDO partial neglect of differential overlap
polymd. polymerized
polymg. polymerizing
polymn. polymerization
pos. positive(ly)
powd. powdered
ppb parts per billion (unit)
ppm parts per million (unit)
PPP Pariser-Parr-Pople
ppt. precipitate
pptd. precipitated
pptg. precipitating
pptn. precipitation
Pr propyl (normal)
prep. prepare
prepd. prepared
prepg. preparing
prepn. preparation
prodn. production
psi pounds per square inch (unit)
psia pounds per square inch absolute (unit)
psig pounds per square inch gage (unit)
pt pint (unit)
purifn. purification
Q
Abbreviation Full Term
qt quart (unit)
qual. qualitative(ly)
quant. quantitative(ly)
R
Abbreviation Full Term
R roentgen (unit)
redn. reduction
ref. reference
rem roentgen equivalent man (unit)
rep roentgen equivalent physical (unit)
reprodn. reproduction
resoln. resolution
resp. respective(ly)
RHEED reflection high energy electron diffraction
RHF restricted Hartree-Fock
RIA radioimmunoassay
RNA ribonucleic acid
RNase ribonuclease
RPA random phase approximation
rRNA ribosomal RNA
rpm revolutions per minute (unit)
RQ respiratory quotient
S
Abbreviation Full Term
s second (unit)
S siemens (unit)
sapon. saponification
sapond. saponified
sapong. saponifying
sat. saturate
satd. saturated
satg. saturating
satn. saturation
s.c. subcutaneous(ly)
SCE saturated calomel electrode
SCF self-consistent field
SEM scanning electron microscopy
sep. separate(ly)
sepd. separated
sepg. separating
sepn. separation
sol. soluble
soln. solution
soly. solubility
sp. gr. specific gravity
sp. vol. specific volume
sp. wt. specific weight
sr steradian (unit)
St stokes (unit)
std. standard
STO Slater-type orbital
sym. symmetric(al)(ly)
T
Abbreviation Full Term
T tesla (unit)
tbs tablespoon (unit)
TEAE-cellulose triethylaminoethyl cellulose
tech. technical(ly)
temp. temperature
theor. theoretical(ly)
thermodn. thermodynamic(s)
THF tetrahydrofuran
titrn. titration
tRNA transfer RNA
TSH thyroid-stimulating hormone
tsp teaspoon (unit)
U
Abbreviation Full Term
UDP uridine 5'-diphosphate
UHF unrestricted Hartree-Fock
UMP uridine 5'-monophosphate
UPS UV photoelectron spectroscopy
USP United States Pharmacopeia
UTP uridine 5'-triphosphate
UV ultraviolet
V
Abbreviation Full Term
V volt (unit)
vol. volume (not volatile)
W
Abbreviation Full Term
W watt (unit)
Wb weber (unit)
wk week (unit)
wt. weight
X
Abbreviation Full Term
XPS x-ray photoelectron spectroscopy
Y
Abbreviation Full Term
yd yard (unit)
yr year (unit)
Z
Abbreviation Full Term
ZDO zero differential overlap

From CAS Standard Abbreviations and Acronyms.



Last modified: June 24, 2005

   
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