Definition of Formulae. Meaning of Formulae. Synonyms of Formulae
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Definition of Formulae
FormulaeFormula For"mu*la, n.; pl. E. Formulas, L. Formul[ae].
[L., dim. of forma form, model. SeeForm, n.]
1. A prescribed or set form; an established rule; a fixed or
conventional method in which anything is to be done,
arranged, or said.
2. (Eccl.) A written confession of faith; a formal statement
3. (Math.) A rule or principle expressed in algebraic
language; as, the binominal formula.
4. (Med.) A prescription or recipe for the preparation of a
5. (Chem.) A symbolic expression (by means of letters,
figures, etc.) of the constituents or constitution of a
Note: Chemical formul[ae] consist of the abbreviations of the
names of the elements, with a small figure at the lower
right hand, to denote the number of atoms of each
Empirical formula (Chem.), an expression which gives the
simple proportion of the constituents; as, the empirical
formula of acetic acid is C2H4O2.
Graphic formula, Rational formula (Chem.), an expression
of the constitution, and in a limited sense of the
structure, of a compound, by the grouping of its atoms or
radicals; as, a rational formula of acetic acid is
CH3.(C:O).OH; -- called also structural formula,
constitutional formula, etc. See also the formula of
Benzene nucleus, under Benzene.
Molecular formula (Chem.), a formula indicating the
supposed molecular constitution of a compound.
Meaning of Formulae from wikipedia
- than chemical names
and structural formulae
. The simplest types
of chemical formulae
are called empirical formulae
- English plural
noun form) or, under
(from the original
Latin). In mathematics, a formula generally refers
are also known
as reduction formulae
are also known
as the angle addition
and subtraction theorems
). sin ( α + β ) = sin α cos...
- This is a list of common chemical compounds
with chemical formulae
and CAS numbers, indexed
by formula. This complements alternative listing
at list of...
- In mechanics, acceleration
is the rate of change
of the velocity
of an object
to time. Accelerations
are vector quantities
(in that they have...
- The following
is a list of significant formulae involving
the mathematical constant
π. Many of these formulae
can be found
in the article
Pi, or the article...
- sometimes termed
or Lewis-Kekulé structures. Skeletal formulae
have become ubiquitous
chemistry, partly because
they are relatively...
- of its post-World War II single-seater regulations, or formulae
. The best known
of these formulae
- This is a list of some vector calculus formulae
with common curvilinear coordinate
systems. This article
uses the standard notation
- This is a collection
of temperature conversion formulas
and comparisons among eight different temperature
have long been obsolete...
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