Definify.com

Webster 1913 Edition


Underground

Un′der-groundˊ

,
Noun.
1.
The place or space beneath the surface of the ground; subterranean space.
A spirit raised from depth of
underground
.
Shakespeare

Un′der-groundˊ

,
Adj.
1.
Being below the surface of the ground;
as, an
underground
story or apartment
.
2.
Done or occurring out of sight; secret.
[Colloq.]
Underground railroad
or
Underground railway
.
See under
Railroad
.

Un′der-groundˊ

,
adv.
Beneath the surface of the earth.

Webster 1828 Edition


Underground

UNDERGROUND'

,
Noun.
A place or space beneath the surface of the ground.

Definition 2024


Underground

Underground

See also: underground

English

Proper noun

Underground

  1. (Britain, rail transport) The London Underground.

Synonyms

underground

underground

See also: Underground

English

Adjective

underground (comparative more underground, superlative most underground)

  1. (not comparable) Below the ground; below the surface of the Earth.
    There is an underground tunnel that takes you across the river.
    • 2014 June 14, It's a gas”, in The Economist, volume 411, number 8891:
      One of the hidden glories of Victorian engineering is proper drains. Isolating a city’s effluent and shipping it away in underground sewers has probably saved more lives than any medical procedure except vaccination.
  2. Hidden, furtive, secretive.
    These criminals operate through an underground network.
  3. Of music, art, etc, outside the mainstream.

Synonyms

Translations

Adverb

underground (comparative more underground, superlative most underground)

  1. Below the ground.
    The tunnel goes underground at this point.
  2. Secretly.

Synonyms

Translations

Noun

underground (plural undergrounds)

  1. (chiefly Britain) An underground railway.
  2. (with "the") A movement or organisation of people who resist political convention.
  3. (with "the") A movement or organisation of people who resist artistic convention.

Synonyms

  • (underground railway): metro, métro (the underground railway of Paris), subway (US), Tube (British - the underground railway of London)
  • (movement or organisation of people who resist political convention): resistance
  • (movement or organisation of people who resist artistic convention): avant-garde, counter-culture

Translations

Verb

underground (third-person singular simple present undergrounds, present participle undergrounding, simple past and past participle undergrounded)

  1. To route electricity distribution cables underground
    • 1962, David Pesonen, “Battles Over Energy”, in Carolyn Merchant, editor, Green Versus Gold: Sources in California's Environmental History, Island Press, published 1998, ISBN 9781559635806, page 325:
      One is to underground where no other alternative will work, and this method should be used universally in urban regions as it now is in “downtown” sections.
    • 2004, Don L. Ivey and C. Paul Scott, “Solutions”, in Transportation Research Board Committee on Utilities, editor, Utilities and Roadside Safety, State of the Art Report 9, Transportation Research Board, ISBN 9780309094511, page 9:
      Also, undergrounding may not eliminate the potential for crashes with other roadside objects, such as trees, walls, buildings, and so forth. [...] When looking at the fesibility of undergrounding utilities, the complete roadside area and nearby adjacent properties should be evaluated for potential roadside obstructions or hazards.
    • 2006, Janes Northcote-Green, Robert Wilson, “Design, Construction and Operation of Distribution Systems, MV Networks”, in Control and Automation of Electrical Power Distribution Systems, CRC Press, ISBN 9780824726317, page 110:
      The utility now wants the network to be undergrounded in the urban areas, which would mean substations with 33 kV distribution swtichgear.

Translations

See also


Finnish

Etymology

English underground

Noun

underground

  1. underground (culture)

Declension

Inflection of underground (Kotus type 5/risti, no gradation)
nominative underground undergroundit
genitive undergroundin undergroundien
partitive undergroundia undergroundeja
illative undergroundiin undergroundeihin
singular plural
nominative underground undergroundit
accusative nom. underground undergroundit
gen. undergroundin
genitive undergroundin undergroundien
partitive undergroundia undergroundeja
inessive undergroundissa undergroundeissa
elative undergroundista undergroundeista
illative undergroundiin undergroundeihin
adessive undergroundilla undergroundeilla
ablative undergroundilta undergroundeilta
allative undergroundille undergroundeille
essive undergroundina undergroundeina
translative undergroundiksi undergroundeiksi
instructive undergroundein
abessive undergrounditta undergroundeitta
comitative undergroundeineen

French

Pronunciation

  • IPA(key): /œ̃.dɛʁ.ɡʁawnd/

Adjective

underground m, f (invariable)

  1. underground (outside the mainstream)

Noun

underground m (uncountable)

  1. (singular only) the underground (people who resist artistic convention)

Italian

Noun

l'underground m (invariable)

  1. the underground (people who resist artistic convention)

Spanish

Noun

underground m (plural undergrounds)

  1. underground (movement)