lognormal

[ lawg-nawr-muhl, log- ]

adjective

, Mathematics.

1. noting or pertaining to a logarithmic function with a normal distribution, or the distribution of a random variable for which the logarithm of the variable has a normal distribution.

Other Words From

• log·nor·mal·i·ty [lawg-nawr-, mal, -i-tee, log-], noun
• log·normal·ly adverb

Word History and Origins

Origin of lognormal¹

log(arithm) + normal

Example Sentences

BEAST66 was used to calibrate gene trees using a HKY+G substitution model, uncorrelated lognormal clock, and yule tree prior.

From Nature

We conclude that income can indeed be approximated as a lognormal distribution, and throughout time; at least as a stylized fact that we can use for propositions and illustrations.

From Project Gutenberg

The strong assumption might well be that the income distribution is lognormal for social - and not �economic� - reasons, and that the economic process only is oriented at directing people to a fitting place in that distribution.

From Project Gutenberg

However, data on actual earnings do allow the encouraging conclusion that the earnings distribution can be approximated by a lognormal distribution.

From Project Gutenberg

These hold for any distribution, not just the lognormal distribution.

From Project Gutenberg