underground as a noun: - 1
- 2
as an adjective: - 1
- 2
as a adverb: - 1
- 2
underground
noun
1 underground
A secret group organized to overthrow a government or occupation force.
synonym: resistance.
Dutch: ondergrondse, verzet, verzetsbeweging, verzetsorganisatie
Polish: ruch oporu
2 underground
An electric railway operating below the surface of the ground (usually in a city):
— In Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'.
synonyms: metro, subway, subway system, tube.
Dutch: metrostel, metro, ondergrondse
Polish: metro
adjective
1 underground
Under the level of the ground:
— Underground caverns.
synonym: belowground.
Roget 208:
deep,
deep seated;
profound,
sunk,
buried;
submerged
etc.
310;
subaqueous,
submarine,
subterranean,
subterraneous,
subterrene†;
underground.
bottomless,
soundless,
fathomless;
unfathomed,
unfathomable;
abysmal;
deep as a well;
bathycolpian†;
benthal†,
benthopelagic†;
downreaching†,
yawning.
knee deep,
ankle deep.
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Polish: podziemny
2 underground
Conducted with or marked by hidden aims or methods:
— Underground resistance.
synonyms: clandestine, cloak-and-dagger, hole-and-corner, hugger-mugger, hush-hush, secret, surreptitious, undercover.
Roget 526:
latent;
lurking
etc.
v.;
secret
etc.
528;
occult;
implied
etc.
v.;
dormant;
abeyant.
unapparent,
unknown,
unseen
etc.
441;
in the background;
invisible
etc.
447;
indiscoverable†,
dark;
impenetrable
etc.
(unintelligible)
519;
unspied†,
unsuspected.
unsaid,
unwritten,
unpublished,
unbreathed†,
untalked of†,
untold
etc.
527,
unsung,
unexposed,
unproclaimed†,
undisclosed
etc.
529,
unexpressed;
not expressed,
tacit.
undeveloped,
solved,
unexplained,
untraced†,
undiscovered
etc.
480.1,
untracked,
unexplored,
uninvented†.
indirect,
crooked,
inferential;
by inference,
by implication;
implicit;
constructive;
allusive,
covert,
muffled;
steganographic†;
understood,
underhand,
underground;
delitescent†,
concealed
etc.
528.
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Roget 528:
concealed
etc.
v.;
hidden;
secret,
recondite,
mystic,
cabalistic,
occult,
dark;
cryptic,
cryptical†;
private,
privy,
in petto,
auricular,
clandestine,
close,
inviolate;
tortuous.
behind a screen
etc.
530;
undercover,
under an eclipse;
in ambush,
in hiding,
in disguise;
in a cloud,
in a fog,
in a mist,
in a haze,
in a dark corner;
in the shade,
in the dark;
clouded,
wrapped in clouds,
wrapt in clouds†;
invisible
etc.
447;
buried,
underground,
perdu [Fr.];
secluded
etc.
893.
undisclosed
etc.
529,
untold
etc.
527;
covert
etc.
(latent)
526;
untraceable;
mysterious
etc.
(unintelligible)
519.
irrevealable†,
inviolable;
confidential;
esoteric;
not to be spoken of;
unmentionable.
obreptitious†,
furtive,
stealthy,
feline;
skulking
etc.
v.;
surreptitious,
underhand,
hole and corner;
sly
etc.
(cunning)
702;
secretive,
evasive;
reserved,
reticent,
uncommunicative,
buttoned up;
close,
close as wax;
taciturn
etc.
585.
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adverb
1 underground
In or into hiding or secret operation.
2 underground
Beneath the surface of the earth.
Moby thesaurus: Amtrak, Charley, L, Trojan horse, VC, Vietcong, abstruse, agreement to disagree, alienated, alienation, alternative, antiestablishment, apostasy, at odds with, at rest, at variance with, avant-garde, back door, back stairs, back way, back-door, backstairs, baggage train, beclouded, behind the curtain, behind the scenes, behind the veil, blind, bolt-hole, branch, breakaway, buried, bushfighter, bushwhacker, cable railroad, cable railway, casual, choo-choo, clandestine, close, clouded, cog railroad, cog railway, collaborationist, collaborator, concealed, counter-culture, covered, covert, covert way, covertly, crypto, deep-buried, difference, differing, disaccord, disagreeing, disagreement, disapprobation, disapproval, disparity, dissatisfaction, dissension, dissent, dissentience, dissentient, dissenting, dissidence, dissident, diversity, dropping out, eclipsed, el, electric, electric railway, electric train, elevated, elevated railway, embankment, escalier derobe, escape hatch, escape route, experimental, express, express train, extremists, feeder, feeder line, feline, fellow traveler, fifth column, fifth columnist, flier, fraternizer, freight, freight train, freighter, funicular, furtive, goods train, gravity-operated railway, guerillas, guerrilla, hid, hidden, hidlings, hole-and-corner, horse railway, hugger-mugger, in a cloud, in a corner, in a fog, in a whisper, in darkness, in eclipse, in hidlings, in opposition, in purdah, in secret, in the background, in the dark, in the wings, incommunicado, insurgents, insurrectionists, interurban, irregular, junction, latent, light railroad, lightning express, limited, line, local, main line, maquis, maquisard, metro, milk train, minority opinion, monorail, mysterious, nobody the wiser, nonagreement, nonassent, nonconcurrence, nonconforming, nonconformist, nonconformity, nonconsent, obfuscated, obscure, obscured, occult, opposing, opposition, parliamentary, parliamentary train, partisan, passenger train, private, privy, quiet, rack railway, rack-and-pinion railroad, rack-and-pinion railway, radical, rail, rail line, railroad, railroad train, railway, rattler, recondite, recusance, recusancy, recusant, rejection, repudiation, resistance, resistance fighter, resting in peace, revolutionary, roadbed, roadway, rolling stock, saboteur, secession, secluded, secluse, secret, secret exit, secret passage, secret staircase, secretly, sectarian, sectary, security risk, sequestered, shifty, shuttle, shuttle train, side door, sidetrack, siding, skulking, slinking, slinky, sly, sneaking, sneaky, sotto voce, special, stealthy, streamliner, street railway, streetcar line, sub rosa, subterranean, subterraneous, subversive, subversives, subway, sunken, surreptitious, switchback, terminal, terminus, track, train, tram, tramline, trestle, trolley line, trunk, trunk line, tube, turnout, under an eclipse, under cover, under house arrest, under the breath, under the rose, under wraps, under-the-counter, under-the-table, undercover, underfoot, underground fighter, underground railroad, underground route, underhand, underhanded, unknown, unobtrusive, variance, way train, with bated breath, withdrawal, wrapped in clouds ... show more.
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