Type your tag names separated by a space and hit enter



O Pint
lb Pound
Recipe (L. take)
M Misce (L. mix)
aa Of each
A, Å, AU angström unit
C-1, C-2, etc. Complement
c, c cum (L. with)
Δ Change; heat
E0 Electroaffinity
F1 First filial generation
F2 Second filial generation
Millimicron, nanometer
μg Microgram
mEq Milliequivalent
mg Milligram
mg% Milligrams percent; milligrams per 100 ml
n Subscripted n indicates the number of the molecules can vary from two to greater
Qo 2 Oxygen consumption
m- Meta-
o- Ortho-
p- Para-
p After
Po 2 Partial pressure of oxygen
Pco 2 Partial pressure of carbon dioxide
s Without
ss, ss [L. semis]. One half
μm Micrometer
μ Micron (former term for micrometer)
μμ Micromicron
+ Plus; excess; acid reaction; positive
Minus; deficiency; alkaline reaction; negative
± Plus or minus; either positive or negative; indefinite
# Number; following a number, pounds
÷ Divided by
× Multiplied by; magnification
/ Divided by
= Equals
Approximately equal
> Greater than; from which is derived
< Less than; derived from
Not less than
Not greater than
Equal to or less than
Equal to or greater than
Not equal to
Root; square root; radical
2 Square root
3 Cube root
Ratio; “is to”
∶∶ Equality between ratios, “as”
° Degree
% Percent
π 3.1416 (ratio of circumference of a circle to its diameter)
□, ♂ Male
○, ♀ Female
Denotes a reversible reaction


Descriptive text is not available for this image
Caution/Safety note
Provided on Taber'sPlus

Symbols is a sample topic from the Taber's Medical Dictionary.

To view other topics, please or purchase a subscription.

Nursing Central is the award-winning, complete mobile solution for nurses and students. Look up information on diseases, tests, and procedures; then consult the database with 5,000+ drugs or refer to 65,000+ dictionary terms. Learn more.


Venes, Donald, editor. "Symbols." Taber's Medical Dictionary, 23rd ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/750461/0.0/Symbols.
Symbols. In: Venes D, ed. Taber's Medical Dictionary. 23rd ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/750461/0.0/Symbols. Accessed August 20, 2019.
Symbols. (2017). In Venes, D. (Ed.), Taber's Medical Dictionary. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/750461/0.0/Symbols
Symbols [Internet]. In: Venes D, editors. Taber's Medical Dictionary. F.A. Davis Company; 2017. [cited 2019 August 20]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/750461/0.0/Symbols.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Symbols ID - 750461 ED - Venes,Donald, BT - Taber's Medical Dictionary UR - https://nursing.unboundmedicine.com/nursingcentral/view/Tabers-Dictionary/750461/0.0/Symbols PB - F.A. Davis Company ET - 23 DB - Nursing Central DP - Unbound Medicine ER -