Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z treeture A sentient tree creature. treeward Toward a tree or trees. treewards Towards a tree or trees. treeware Documentation provided on paper. treewidth The width (maximum number of nodes or leaves at any level) of a tree. treewright A worker of wood, carpenter, joiner. treey Having many trees. tref A hamlet in Britain in pre-Saxon times. trefanocide Synonym of trifluralin. Trefeglwys A village and community in Powys, Wales, historically in Montgomeryshire (OS grid ref SN9790). trefentanil A particular narcotic painkiller. Trefethen A surname from Cornish. Trefeurig A community (civil parish) in Ceredigion, Wales. treff A covert meeting. Treffgarne A village in Wolfscastle community, Pembrokeshire, Wales (OS grid ref SM9523). Treffry A surname from Cornish. trefgordd A communal settlement in mediaeval Wales including a communal cattle pasture and smithy. Trefil A village in Blaenau Gwent borough county borough, Wales (OS grid ref SO1212). trefled Trefoiled. trefly Trefoiled. Treflys A community (civil parish) in western Powys, Wales. Trefnant A village and community in Denbighshire, Wales (OS grid ref SJ0570). trefoil Any of several plants of the pea family, having compound, trifoliate leaves; especially one of the genus Trifolium. trefoiled Having the shape of a trefoil. trefoillike Resembling or characteristic of a trefoil. trefoilwise In the form of a trefoil. Treforest A village in Pontypridd community, Rhondda Cynon Taf borough county borough, Wales (OS grid ref ST0889). trefot A three-armed spiral symbol used in Heathenry to represent the god Woden or the Norns. Trefriw A village and community in Conwy borough, Wales (OS grid ref SH7863). Trefry A surname from Cornish. Trefusis A surname. Trefz A surname from German. Treg A regulatory T cell: a kind of T cell that modulates the immune system. Tregajorran A hamlet in Carn Brea parish, Cornwall, England (OS grid ref SW6740). tregalizumab An immunomodulator drug. Tregami A Nuristani language spoken in the villages of Gambir, Kaṭâr, and Devoz in the Tregâm Valley off the lower Pech River in the Watapur District of Kunar Province in Afghanistan. It is spoken by approximately 3,500 people (2011) and is closely related to Waigali. Tregaron A small town and community with a town council in Ceredigion, Wales (OS grid ref SN6759). Tregarth A village in Llandygai community, Gwynedd, Wales (OS grid ref SH6068). Tregeagle A locality in the Lismore council area, north eastern New South Wales, Australia. Tregear A surname from Cornish. Tregelles A surname from Cornish. Tregenna A hamlet in Veryan parish, on the south coast of Cornwall, England (OS grid ref SW9440). treget trickery, jugglery, deceit tregetour A magician or juggler; a trickster. tregetry trickery; a trick treggings A form of trousers having the characteristics of jeans and leggings. Treglia A surname from Italian. Treglown A surname from Cornish. tregnum A bottle of wine in the port wine trade containing 2.25 liters of fluid, three times the volume of a standard bottle. Trego A surname. tregohm A unit of electrical resistance equal to 10¹² ohms. Tregoning A surname from Cornish. Tregorrick A small village in Pentewan Valley parish, south of St Austell, Cornwall, England (OS grid ref SX0151). Tregoss A hamlet in Roche parish, Cornwall, England (OS grid ref SW9660). Tregothnan A country estate in St Michael Penkevil parish, Cornwall, England, with a microclimate in a valley suitable for growing tea in tea gardens (OS grid ref SW8541). Trehafod A village and community in Rhondda Cynon Taf borough county borough, Wales (OS grid ref ST0490). trehala Manna from the cocoons of the insects Larinus maculatus and Larinus nidificans. trehalase A glycoside hydrolase enzyme that catalyzes the conversion of trehalose to glucose, found in most animals. trehalohydrolase A hydrolase that catalyses the hydrolysis of trehalose trehalolipid Any glycolipid in which the sugar is trehalose trehalose A disaccharide formed from two glucose units; it is an isomer of maltose. trehalosemia The presence of trehalose in the blood trehalosemic Relating to trehalosemia trehalosyl The univalent radical derived from trehalose trehantiri A Greek small, double-ended watercraft, chiefly used for fishing. Treharris A small town and community in Merthyr Tydfil borough county borough, Wales (OS grid ref ST0997). trehazolin The trehalase inhibitor N-[(3aR,4R,5S,6S,6aS)-4,5,6-trihydroxy-4-(hydroxymethyl)-4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]oxazol-2-yl]-α-D-glucopyranosylamine Treherbert A village and community in Rhondda Cynon Taf borough, Mid Glamorgan, Wales (OS grid ref SS9398). Treherne A surname. Treibick A surname. Treichel A surname. Treig A short river in Highland council area, Scotland, which flows from Loch Treig to the River Spean. Treigh A male given name. treile Synonym of southern lapwing. treillage latticework for supporting vines, etc.; an espalier; a trellis. treillaged trellised; having a treillage Treille A tributary of the Loing river Treinen A surname from German. Treisman A surname. Trejo A surname from Spanish. Trejos A surname from Spanish. trek A journey by ox wagon. trekboer A nomadic pastoralist descended from European settlers on the frontiers of the Dutch Cape Colony in Southern Africa. Trekcon A Star Trek convention. Trekdom The fandom of the Star Trek science-fiction franchise. Trekfan Synonym of Trekkie. Trekfandom The fandom of the Star Trek science-fiction franchise. Trekfic A fanfic based on the Star Trek television series and films. Trekiverse The fictional universe which serves as the setting for the Star Trek television series and films, as well as related novels, comics, etc. trekkable Capable of being traversed by trekking. trekker A fan of the TV science fiction series Star Trek. Trekkian Synonym of Star Trekkian. trekkie A (usually major) fan of the TV science fiction series Star Trek. trekking Walking in the countryside for pleasure or sport, usually for a longer period of time than for hiking. Trekkish Reminiscent of Star Trek. trekky Characteristic of Star Trek. Trekless Without Star Trek. Treklit Written fiction based on the Star Trek franchise, including both licensed stories and fan fiction. treknical pertaining to treknobabble (the fake technical writing or speech featured in Star Trek). treknobabble A kind of technobabble particular to the Star Trek universe, with a particularly heavy emphasis on configurations of pseudoscientific particles and waves. Treknological Of, related to, or characteristic of Treknology. Treknology The fictional science and technology featured in the Star Trek franchise. trekpass A letter authorizing or requiring a non-white person to leave a certain area; an order of eviction or banishment. trekpath A long pathway suitable for trekking. trekschuit A horse-drawn canal boat or riverboat, used to carry goods or passengers in the Netherlands. Treksmut Sexually-explicit fan fiction based on the Star Trek television series and films. Trekverse The fictional universe which serves as the setting for the Star Trek television series and films, as well as related novels, comics, etc. Trekzine A Star Trek fanzine. Trela A surname from Polish. trelagliptin A pharmaceutical drug used for the treatment of diabetes mellitus. Trelawney A surname from Cornish. Trelawny A surname from Cornish. Trelech A village and community (served by Trelech a'r Betws Community Council) in western Carmarthenshire, Wales (OS grid ref SN2830). Trelewis A village in Bedlinog community, Merthyr Tydfil borough county borough, Wales (OS grid ref ST1097). Trelford A surname. Trelill A hamlet in St Kew parish, Cornwall, England (OS grid ref SX0478). Trella A surname from Polish. Trelleborg A town, municipality, and ferry port in Skåne County, Sweden; the southernmost municipality in Sweden. Trellech A village in Trellech United community, Monmouthshire, Wales (OS grid ref SO5005). Trelles A surname from Spanish. trellis An outdoor garden frame that can be used for partitioning a common area. trellised Having, or formed as, a trellis. trellislike Resembling or characteristic of a trellis. trelliswork A trellis or trellis-like structure. Treloar A surname. treloxinate An antilipidemic drug. Trelystan A locality in Forden with Leighton and Trelystan community, Powys, Wales, on the border with England (OS grid ref SJ2603). trem The vibrato system on a guitar. trema A diacritic consisting of two dots ( ¨ ) placed over a letter, used among other things to indicate umlaut or diaeresis. Tremadoc Synonym of Tremadocian Tremadocian A subdivision of the Ordovician period. Tremadog A village in Porthmadog community, Gwynedd, Wales (OS grid ref SH5640). Tremain A surname from Cornish. Tremaine A surname from Cornish. Tremains A suburb in Brackla community and Bridgend community, Bridgend borough county borough, Wales (OS grid ref SS9179). tremando Played in a trembling, wavering manner. tremandraceous Of or relating to the Tremandraceae. tremanotid Any extinct mollusk in the family Tremanotidae. tremarctine Any of the ursids of the subfamily Tremarctinae, including the extant spectacled bear and related extinct species. trematochampsid Any crocodylomorph in the family Trematochampsidae. trematocidal That kills trematodes trematode a parasitic flatworm of the class Trematoda trematodiasis infection with trematodes trematoid Of or relating to the Trematoda. trematomine Any fish of the genus Trematomus trematopid Any member of the family Trematopidae of extinct amphibians. trematopsid Any extinct temnospondyl in the family Trematopsidae. trematosaur Any extinct amphibian of the genus †Trematosaurus. trematosaurian A temnospondyl in the Trematosauria clade. trematosaurid Any extinct temnospondyl in the family Trematosauridae.