Definition

1. Noun:
   • A tool for opening sealed envelopes: A "letter opener" is a device, typically with a dull blade, designed to neatly cut or slit the sealed edges of envelopes to access the contents without damaging the enclosed letter.
   • A tool for separating book pages: Historically, some "letter openers" were also used to slit the uncut, folded edges of pages in newly bound books.

Usage Examples

• Noun:
  • She used a silver letter opener to open the formal invitation.
  • The antique desk set included a pen, an inkwell, and a matching letter opener.

Advanced Usage

• As a collectible or gift item: Letter openers are often crafted from decorative materials like brass, wood, or bone and are given as corporate gifts or collected for their aesthetic value.
  • The engraved letter opener was a retirement gift from his colleagues.

Variants and Related Words

• Paper knife (n): A synonym for "letter opener," especially when referring to one used for opening book pages.
• Slitter (n): A more general term for a cutting tool, which can sometimes refer to the function of a letter opener.

Synonyms

• Paper knife: A knife, often with a blunt blade, for opening envelopes or cutting paper.
• Slitting knife: A knife specifically designed for making slits or cuts.

Related Phrases

• To open mail: The general action for which a letter opener is used.
  • He sat at his desk to open the morning mail with his letter opener.

Noun

1. dull knife used to cut open the envelopes in which letters are mailed or to slit uncut pages of books