Br
Definition
- Proper noun (abbreviation):
- Brigate Rosse (Red Brigades): A former Italian far-left Marxist-Leninist terrorist organization, active primarily from the 1970s to the 1980s.
- Bromine: A chemical element (symbol Br, atomic number 35), a member of the halogen group.
Usage Notes
- As an abbreviation: "Br" is an abbreviation and is typically written in uppercase. Its meaning is entirely dependent on context.
- Context is critical: Without clear context, "Br" is ambiguous. In a historical or political discussion, it likely refers to the terrorist group. In a chemistry, environmental, or industrial context, it refers to the element bromine.
Examples of Usage
- Referring to the organization:
- The kidnapping of Aldo Moro in 1978 was a major operation carried out by the BR.
- Historical analyses of the Years of Lead in Italy often focus on the actions of the Br.
- Referring to the chemical element:
- Bromine (Br) is a liquid at room temperature.
- The formula for sodium bromide is NaBr.
- Some flame retardants contain Br compounds.
Advanced Usage
- In academic citations: In some citation styles, "Br." is used as an abbreviation for "British" in source references.
- J. Smith, A History, (Oxford: Oxford Univ. Press, 1999), Br. ed.
Variants and Related Words
- Brigate Rosse: The full Italian name for the Red Brigades.
- Red Brigades: The English translation of .
- Bromine: The full name of the chemical element.
- Bromide (Br⁻): The anion (negatively charged ion) of bromine, or a compound containing it.
Synonyms
- For the organization: Red Brigades.
- For the element: Bromine (the full name is the direct synonym).
Related Phrases & Terminology
- Years of Lead (Anni di piombo): The period of social turmoil and political violence in Italy during the 1970s and 1980s, during which the BR was most active.
- Halogen: The group of elements in the periodic table to which bromine belongs (includes fluorine, chlorine, iodine, and astatine).
- Volatile liquid: A key physical property of elemental bromine.
Noun
-
a Marxist-Leninist terrorist organization that arose out of a student protest movement in the late 1960s; wants to separate Italy from NATO and advocates violence in the service of class warfare and revolution; mostly inactive since 1989
-
a nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water
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