from
The Collaborative International Dictionary of English v.0.48
Logarithmic \Log`a*rith"mic\, Logarithmical \Log`a*rith"mic*al\,
a. [Cf. F. logarithmique.]
1. Of or pertaining to logarithms; consisting of logarithms.
[1913 Webster]
2. Using logarithms; as, logarithmic graph paper; a
logarithmic scale.
[PJC]
3. Having a logarithm in one or more of the unknowns; -- of
an equation.
[PJC]
{Logarithmic curve} (Math.), a curve which, referred to a
system of rectangular coordinate axes, is such that the
ordinate of any point will be the logarithm of its
abscissa.
{Logarithmic spiral}, a spiral curve such that radii drawn
from its pole or eye at equal angles with each other are
in continual proportion. See {Spiral}.
[1913 Webster]