theatres
plural of theatre

thebes
plural of thebe

theodicities
plural of theodicity

thermokarst
A region similar in appearance to karst topography, characterized by an irregular land surface, with bogs, pits, and other depressions, formed in areas of permafrost due to ice melting.

thermokarsts
plural of thermokarst

thermoplanet
A habitable planet with a surface temperature of 50–100°C, warmer than is optimal for most terrestrial life.

thermoplanets
plural of thermoplanet

thermopleion
A thermal pleion, one relating to temperature.

thermopleions
plural of thermopleion

thirdings
plural of thirding

thoracoomphalopagus
Alternative form of thoraco-omphalopagus.

threequarter
Alternative spelling of three-quarter.

threequarters
Rare spelling of three-quarters.

thriddings
plural of thridding

thromde
A third-level administrative division in Bhutan, above chiwog but below gewog.

thromdes
plural of thromde

tiburon
A shark; now specifically, Sphyrna tiburo or Negaprion brevirostris.

tiburons
plural of tiburon

tiel
cockatiel

tiels
plural of tiel

tigard
The hybrid offspring of a male tiger and a female leopard.

tigards
plural of tigard

tilburies
plural of tilbury

tilbury
A small open two-wheeled carriage.
Sixpence (formerly the fare from Gravesend to Tilbury Fort).

tobruk
a type of defensive fighting position originally employed by the Axis forces during their North African campaign.

tobruks
plural of tobruk

tollhouse
A building where a toll is collected on a toll road.

tollhouses
plural of tollhouse

tondi
plural of tondo

tondo
A round picture or other work of art.

tondos
plural of tondo

tonnell
Obsolete form of tunnel (“flue of a chimney”).

tonnells
plural of tonnell

toposites
plural of toposite

toril
A bullpen, especially one attached to a bullfighting arena where the bull is held prior to the fight.

torils
plural of toril

torril
Alternative form of toril.

torrils
plural of torril

toundra
Archaic form of tundra.

toundras
plural of toundra

toune
Obsolete spelling of town.

tounes
plural of toune

town
A settlement; an area with residential districts, shops and amenities, and its own local government; especially one larger than a village and smaller than a city, historically enclosed by a fence or walls, with total populations ranging from several hundred to more than a hundred thousand (as of the early 21st century)
Any more urbanized centre than the place of reference.
A rural settlement in which a market was held at least once a week.
The residents (as opposed to gown: the students, faculty, etc.) of a community which is the site of a university.
Used to refer to a town or similar entity under discussion.
A major city, especially one where the speaker is located.
A townhouse.
A municipal organization, such as a corporation, defined by the laws of the entity of which it is a part.
An enclosure which surrounded the mere homestead or dwelling of the lord of the manor; by extension, the whole of the land which constituted the domain.
A farm or farmstead; also, a court or farmyard.

townclerk
Alternative form of town clerk.

townclerks
plural of townclerk

towne
Obsolete form of town.

townes
plural of towne

townhall
Alternative form of town hall.

townhalls
plural of townhall

townlet
A small town

townlets
plural of townlet

townman
A town-dweller; townsman

townmen
plural of townman

towns
plural of town

township
The territory of a town.
A subdivision of a county.
An area set aside for nonwhite occupation.
A nonwhite (usually subeconomic) area attached to a city.
A small town.

townships
plural of township

townsite
In former British colonies, a tract of land authorized to be developed as a town and then surveyed and marked out with streets.

townsites
plural of townsite

toytowns
plural of toytown

tramshed
a building where trams are housed; a tram depot.

tramsheds
plural of tramshed

transnation
A way of living, or notional nation, that transcends nation-states and is inhabited by people with a transnational orientation.

transnations
plural of transnation

trat
Alternative form of tratt (“a trattoria”).

trats
plural of trat

treviso
A certain mild variety of radicchio, a type of chicory

triploblast
A triploblastic blastula.

triploblasts
plural of triploblast

tuberon
Obsolete form of tiburon.

tuberons
plural of tuberon

tullatee
A village accountant.

tullatees
plural of tullatee

tundra
A flat and treeless Arctic biome.
A long stretch of something, such as time.

tundras
plural of tundra

tunnel
An underground or underwater passage.
A passage through or under some obstacle.
A hole in the ground made by an animal, a burrow.
A wrapper for a protocol that cannot otherwise be used because it is unsupported, blocked, or insecure.
A vessel with a broad mouth at one end, a pipe or tube at the other, for conveying liquor, fluids, etc., into casks, bottles, or other vessels; a funnel.
The opening of a chimney for the passage of smoke; a flue.
A level passage driven across the measures, or at right angles to veins which it is desired to reach; distinguished from the drift, or gangway, which is led along the vein when reached by the tunnel.
Anything that resembles a tunnel.

tunneled
simple past and past participle of tunnel

tunnelled
simple past and past participle of tunnel

tunnels
plural of tunnel

turnhall
Alternative form of turnhalle.

turnhalle
A building used as a school of gymnastics, mostly in German contexts.

turnhallen
plural of turnhalle

turnhalles
plural of turnhalle

turnhalls
plural of turnhall

tuzla
A kind of central Anatolian rug.

tuzlas
plural of tuzla

uchastok
An administrative division of the Russian Empire and Russian SFSR.

uchastoks
plural of uchastok

umada
plural of umdah

umboth
Agency.

umdah
A village headman in Egypt.

umdahs
plural of umdah

underchamberlain
A deputy chamberlain of the exchequer.

underchamberlains
plural of underchamberlain

underjungle
The undergrowth of a jungle.

underjungles
plural of underjungle

underrealm
An underground realm; an underworld.

underrealms
plural of underrealm

uni
University.

univarsity
Pronunciation spelling of university.

universitie
Obsolete spelling of university.

universities
plural of university

university
An institution of higher education that provides facilities for teaching, research, and the conferral of academic degrees across undergraduate, graduate, and often professional levels.
The entirety of a group; all members of a class.

univussity
Pronunciation spelling of university.

unknomes
plural of unknome

upazila
After divisions and districts, the third largest type of administrative division in Bangladesh.

upazilas
plural of upazila

vacua
plural of vacuum

valley
An elongated depression cast between hills or mountains, often with a river flowing through it.
An area which drains itself into a river.
Any structure resembling one, e.g. the interior angle formed by the intersection of two sloping roof planes.

valleys
plural of valley

varna
any of the four original castes in Hinduism, or the system of such castes

varnas
plural of varna

vault
An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building.
Any arched ceiling or roof.
Anything resembling such a downward-facing concave structure, particularly the sky and caves.
The space covered by an arched roof, particularly underground rooms and (Christianity, obsolete) church crypts.
Any cellar or underground storeroom.
Any burial chamber, particularly those underground.
The secure room or rooms in or below a bank used to store currency and other valuables; similar rooms in other settings.
Any archive of past content.
An encrypted digital archive.
An underground or covered conduit for water or waste; a drain; a sewer.
An underground or covered reservoir for water or waste; a cistern; a cesspit.
A room employing a cesspit or sewer: an outhouse; a lavatory.

vaults
plural of vault

velayat
Alternative form of vilayet.