Look up bowtie in Wiktionary, the free dictionary.

A bow tie is a fashion accessory, popularly worn with other formal attire

Bow tie, Bowtie, or Bow-tie may also refer to:

Places

• Bow Tie Nebula, another name for the Boomerang Nebula in the constellation Centaurus
• Bow-Tie Nebula, another name for NGC 40 (C2) in the constellation Cepheus

People

• Donald Tsang, nicknamed "Bow-tie Tsang", the second Chief Executive in Hong Kong SAR, China

Arts, entertainment, and media

• Bow Tie (My Little Pony), one of the fictional My Little Pony Earth ponies
• Bow Tie killer, a character in the Problem Child (1990 film)
• Bow ties are cool, a reference to The Eleventh Doctor in the Doctor Who series
• "Bowtie", a song by OutKast from their 2003 album Speakerboxxx/The Love Below

Brands and enterprises

• Bow Tie Cinemas
• Bow-tie, a brand name of polarization-maintaining optical fiber
• BowTie Inc., a magazine and book publisher

Mathematics

• Bow tie angle, an angle in geometry
• Bowtie stub, a radial stub
• Bowtie-quadrilateral, a geometric structure
• ⋈, the symbol used for the natural join operator of relational algebra

Science and technology

• Bow tie (biology), a common organizational architecture in biological and other self-organizing systems
• Bowtie (sequence analysis), ultrafast, memory-efficient short aligner for short DNA sequences
• Bowtie, a type of architecture in load balancing (computing)
• Bowtie array, a reflective array antenna
• Bowtie cotter pin, a formed wire fastener that resembles an R-clip, except it positively locks when installed
• Bowtie turtle, a Philippine forest turtle

Other uses

• Bowtie (road), a type of road junction
• Bow-tie diagrams, used in risk management and network theory
• Bowtie inversion, one of many types of roller coaster inversions
• Bowtie pasta, another name for farfalle