Definition

1. Noun:
   • Opium: A highly addictive narcotic drug derived from the dried latex of the opium poppy (Papaver somniferum). It is a controlled substance and illegal in most countries.

Usage Examples

• Noun:
  • Cuộc chiến tranh a phiến là một sự kiện lịch sử quan trọng. (The Opium War was an important historical event.)
  • Buôn lậu a phiến là một tội ác nghiêm trọng. (Smuggling opium is a serious crime.)
  • A phiến gây nghiện và hủy hoại sức khỏe. (Opium is addictive and destroys health.)

Advanced Usage

• "a phiến" as a historical/cultural term: The word is often used in historical contexts, such as "chiến tranh a phiến" (Opium Wars), referring to the 19th-century conflicts between China and Western powers.
• "a phiến" in legal/formal contexts: Commonly appears in legal documents, historical texts, and formal discussions about narcotics and crime.

Variants and Related Words

• Thuốc phiện (noun): The more common and modern Vietnamese term for opium. "A phiến" is considered an older, literary, or formal variant.
  • Thuốc phiện và a phiến có cùng nghĩa. (Thuốc phiện and a phiến have the same meaning.)
• Nhựa thuốc phiện (noun): Opium latex/gum.
• Cây anh túc / Cây thuốc phiện (noun): Opium poppy plant.

Synonyms

• Opium (English loanword/noun): The direct equivalent.
• Nha phiến (noun, archaic/literary): Another historical/literary term for opium.

Notes on Usage

• Register: "A phiến" is an archaic or formal term. In contemporary everyday Vietnamese, "thuốc phiện" is the standard and more frequently used word.
• Spelling Variant: The word can also be spelled as "a phiện", which is phonetically identical and carries the same meaning.
• Connotation: The term almost exclusively refers to the illegal narcotic drug and its associated negative social consequences (addiction, crime, war). It does not have neutral or positive connotations.

noun

1. Opium
   • cuộc chiến tranh a phiến
     The opium war
   • a phiến thường là mầm mống của tội phạm
     in most cases, opium is the germ of the crime