lg

English Online Dictionary. What means lg‎? What does lg mean?

Translingual

Etymology

(mathematics and computer science): Abbreviation of Latin logarithmus generalis.

Symbol

lg

1. (computer science) binary logarithm; logarithm to the base 2.

   Synonyms: lb, ld

   ${displaystyle \lg(x)=\log _(x)}$. ${displaystyle \lg(2)=1}$

2. (mathematics) base 10 logarithm

   ${displaystyle \lg(x)=\log _(x)}$. ${displaystyle \lg(10)=1}$

3. (international standards) ISO 639-1 language code for Luganda.

Usage notes

(mathematics): This symbol, lg, is defined as the base 10 logarithm in the ISO 80000-2:2019 standard, which instead prescribes the symbol lb for the binary logarithm. Despite this, lg is not widely used in English-language literature. Wolfram MathWorld observes that the use of lg for a base 10 logarithm is standard in German and Russian literature.

Related terms

• ln
• log

English

Noun

lg

1. Initialism of landing gear.
2. Initialism of little girl in DD/lg (dd/lg) kink.

Anagrams

• GL, g/l, Gl