Thread

• Thread (yarn), a kind of thin yarn used for sewing
• Thread (computer science), a sequence of instructions that may execute in parallel with each other
• Thread (Pern), a spore in the science fiction novels Dragonriders of Pern
• Thread (unit of measurement), a cotton yarn measure
• Thread (album), a 1999 album by Wideawake
• Thread, a poem by Patti Smith from her 1978 book Babel
• Screw thread, a spiral ridge on a cylinder
• Threaded discussion, a group of messages or postings to a newsgroup, mailing list or Internet forum on a single topic
• Threads, a 1984 BBC television post nuclear attack movie
• "Threads" (song), a song by This Will Destroy You from their self-titled album, This Will Destroy You
• Threads (Stargate SG-1), a season 8 Stargate SG-1 episode

Noun

1. A long, thin and flexible form of material, generally with a round cross-section, used in sewing, weaving or in the construction of string.
2. A theme or idea.

   All of these essays have a common thread.

   I’ve lost the thread of what you’re saying.

3. A sequence of connections.
   • 1847, Charlotte Brontë, Jane Eyre, Chapter XVIII

     I was pondering these things, when an incident, and a somewhat unexpected one, broke the thread of my musings.

   • 1897, Bram Stoker, Dracula Chapter 21

     "Let him go on. Do not interrupt him. He cannot go back, and maybe could not proceed at all if once he lost the thread of his thought."

4. (Internet) A series of messages, generally grouped by subject, all but the first replies to previous messages in the thread.
5. (computing) A unit of execution, lighter in weight than a process, generally expected to share memory and other resources with other threads executing concurrently.
6. A helical ridge or groove, as on a screw.
7. The line midway between the banks of a stream.

• (theme): topic