CEFR C1

ln

abbreviation

Meaning

The inverse function of the exponential function with base e (Euler's number), often written as log base e.

Examples

The derivative of ln(x) is 1/x.
Many scientific formulas use ln to express exponential decay.

Synonyms: natural logarithm, log base e

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ln (C1)

abbreviation

Pronunciation: lən

Definition

The inverse function of the exponential function with base e (Euler's number), often written as log base e.

Examples

The derivative of ln(x) is 1/x.
Many scientific formulas use ln to express exponential decay.
To solve for x, you need to take the natural logarithm of both sides of the equation.

How to Use ln

ln(x) (collocation): The natural logarithm of a variable or number x. — "Calculate ln(10)."
ln of (prepositional phrase): Referring to the natural logarithm of something. — "The ln of e is 1."

Synonyms of ln

Words with a similar meaning to ln:

Antonyms of ln

Words with the opposite meaning to ln:

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