Definition

1. Noun:
   • Open letter: A published letter, often addressed to a specific individual, organization, or the public, intended for wide readership to express opinions, make appeals, or criticize issues.

Usage Examples

• Noun:
  • Nhà hoạt động đã viết một thư ngỏ gửi đến tổng thống. (The activist wrote an open letter to the president.)
  • Thư ngỏ này kêu gọi cải cách giáo dục. (This open letter calls for educational reform.)
  • Tờ báo đăng tải thư ngỏ của các nhà khoa học về biến đổi khí hậu. (The newspaper published the scientists' open letter on climate change.)

Advanced Usage

• The term can sometimes refer historically to a letter placed in an unsealed envelope.
• In journalism and activism, a thư ngỏ is a formal rhetorical device used to publicly state a position, launch a campaign, or apply public pressure.

Variants and Related Words

• Thư công khai: Public letter (a close synonym emphasizing public disclosure).
• Thư ngỏ lòng: An older or less common phrase suggesting an open-hearted, frank letter.

Synonyms

• Open letter: A letter intended for publication.
• Public letter: A letter addressed to the public.
• Manifesto: A written declaration of views (typically broader and more doctrinal than a ).

Related Idioms

• : To write/publish an open letter.
  • Cộng đồng đã viết thư ngỏ để phản đối dự án. (The community wrote an open letter to protest the project.)