Blackhole vs Wormhole - What's the difference?

blackhole | wormhole |

As nouns the difference between blackhole and wormhole

is that blackhole is , especially in the attributive while wormhole is a hole burrowed by a worm.

As a verb blackhole

is (internet) to redirect (network traffic, etc) nowhere; to discard incoming traffic.

Other Comparisons: What's the difference?



(too many supposedly distinct senses) (Black hole)


(en noun)
  • , especially in the attributive.
  • (Internet) A place where traffic is silently discarded.
  • (programming) A bit bucket; a place of permanent oblivion for data.
  • (computing) DNSBL, used to block spamming IP addresses – are often called "blackhole lists"
  • (Internet) A blackhole server, a DNS server that handles reverse lookups of invalid IP ranges
  • One way of fighting spam is to use a blackhole''' list maintained on a '''blackhole server.
  • (management) A resource sink.
  • Verb

  • (internet) To redirect (network traffic, etc.) nowhere; to discard incoming traffic.
  • * 2005 , Victor Oppleman, Oliver Friedrichs, Brett Watson, Extreme exploits: advanced defenses against hardcore hacks (page 186)
  • Select a nonglobally routed prefix, such as the Test-Net (RFC 3330), to use as the next hop of any attacked prefix to be blackholed .


    Alternative forms

    * worm-hole * worme-hole (obsolete)


    (en noun)
  • a hole burrowed by a worm
  • * 1593,
  • To fill with worme-holes stately monuments.
  • (relativity) A hypothetical shortcut between two points in spacetime, permitting faster-than-light travel and sometimes time travel.
  • Synonyms

    * (a spacetime construct) Einstein-Rosen bridge