Italy's ICAO region code

Liberia's NATO country code

Liechtenstein's ISO 3166-1 alpha-2 country code

Lithium, a chemical element

Long Island

Length Indicator, in International Organization for Standardization standard

Li, the polylogarithm function

Light intensification, see image intensifier

Limburgish language's ISO 639 alpha-2 code

Liberal International

Linear Independence

Lawful interception

Li (unit), a traditional Chinese unit of length

LIAT's IATA airline designator

51 (number) or LI in Roman numerals

Leadership Institute

Prunus salicina (Pinyin: lǐ), a Chinese species of plum

li, an HTML element for creating list items

Li people, an ethnic group

Lee may refer to: Etymology Lee (English name), in English-speaking countries, a common family name and given name which means fragile Lee (Korean name), a Korean family name Li (Chinese name), the transliteration of which is Lee People Lee (surname)...

Amphoe Li, a district in Lamphun Province, northern Thailand

Li or cash (mass), a Chinese weight unit for ¹⁄₁₀ candareen

Lifted index

Linguistic Inquiry, a linguistics journal published by MIT Press

Li, the logarithmic integral

Linux International

Li, Norway, a village in Norway

Li (Confucian), the Confucian concept of ritual

Li (Neo-Confucianism), philosophical concept of principle

Li (李), the most common surname in the world

Li (surname), a transliterated Chinese surname