Word.ws English Dictionary

sinkhole

/ˈsɪŋkˌhoʊl/

sinkhole noun: a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.

sinkhole: a hole formed in soluble rock by the action of water, serving to conduct surface water to an...
Image: Hendrik Dacquin from Gent, Belgium, CC BY 2.0, via Wikimedia Commons

Noun

sinkhole (plural sinkholes)

  1. A hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.
    • A sinkhole suddenly opened up beneath the track of a heavy freight route in the eastern United States. Golfers playing the 13th hole at Hartford, Connecticut, had a new obstacle to tackle: a section of track suspended in mid-air after heavy rainfall in the aftermath of Storm Ida.2021 September 22, “Network News: Sinking feeling on unlucky 13th”, in RAIL, number 940, page 18
    • Several people had to be rescued after two vehicles fell into this sinkhole in Chatsworth on January 10.2023 January 16, “California’s flooding, in pictures”, in CNN, archived from the original on 17 Mar 2023
  2. A depressed area in which waste or drainage collects.
  3. (pinball) A hole in the playfield that rewards the player when the ball is guided into it.
    • Pro Pinball is as authentic as pinball has ever been on the PC. It's all here, from the ramps, bumpers and sinkholes to the satisfying "clack" when you make the high-score list.1997, Windows magazine, volume 8, numbers 1-3
  4. (Internet) A domain name server that has been configured to hand out non-routeable addresses for all domains, so that every computer that uses it will fail to get access to the real website.
  5. (computer security) An attack which redirects requests, whether network or memory accesses, to a new location defined by the attacker.

Verb

sinkhole (third-person singular simple present sinkholes, present participle sinkholing, simple past and past participle sinkholed)

  1. (Internet, transitive) To configure as a sinkhole (domain name server that gives non-routeable addresses).

sinkhole meaning in Urdu, Bengali, Arabic and Thai

sinkhole in Urdu

گڑھا

sinkhole in Bengali

সিংখোল, ভূগর্ভস্থ গহ্বর

sinkhole in Arabic

geology: hole formed in soluble rock
بَالُوعَة bālūʕa, بَلَّاعَة ballāʕa, بَلُّوعَة ballūʕa
depressed area in which water collects
بَالُوعَة bālūʕa, بَلَّاعَة ballāʕa

sinkhole in Thai

geology: hole formed in soluble rock
หลุมยุบ lǔm-yúp
More languagesFewer languages
sinkhole in Vietnamese
hố sụt

Synonyms of sinkhole

All synonyms of sinkhole

Forms of sinkhole

Noun
pluralsinkholes
alternative formsink hole
alternative formsink-hole
Verb
third-person singular presentsinkholes
present participlesinkholing
past participlesinkholed
pastsinkholed

Plural of sinkhole: sinkholes

Origin of sinkhole

From Middle English sinkehole, sinkeholl, equivalent to sink + hole.

Questions about sinkhole

What does sinkhole mean?
Sinkhole means a hole formed in soluble rock by the action of water, serving to conduct surface water to an underground passage.
What is sinkhole in Urdu?
Sinkhole in Urdu is گڑھا. See Sinkhole meaning in Urdu.
What part of speech is sinkhole?
Sinkhole can be a noun or a verb.
How do you pronounce sinkhole?
Sinkhole is pronounced /ˈsɪŋkˌhoʊl/ (US).
What is the plural of sinkhole?
The plural of sinkhole is sinkholes.

Words near sinkhole in the dictionary

  1. SINKEX
  2. Sinkfield
  3. Sinkfields
  4. sinkful
  5. sinkfuls
  6. sinkhole
  7. sinkholed
  8. sinkholes
  9. sinkholing
  10. Sinkhorn
  11. Sinkhorn's theorem

Source and license

Adapted from Wiktionary: sinkhole (page history and authors); sinkhole (Urdu Wiktionary) (page history and authors); sinkhole (Bengali Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-sinkhole.wav, LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-sinkhole.wav.

Cite this entry: “sinkhole.” Word.ws, https://word.ws/sinkhole. Based on Wiktionary, CC BY-SA 4.0.