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Glossary · Nouns · T

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TermTypeDefinitionClassificationsUpdated
Thyme CamphornounMWEa colorless crystalline solid used in perfume or preserving biological specimens or in embalming or medically as a fungicide or antisepticverifiedMay 18, 2026
Thyme-Leaved SandwortnounMWEEurasian annual sprawling plant naturalized throughout North AmericaverifiedMay 18, 2026
Thymic AcidnounMWEa colorless crystalline solid used in perfume or preserving biological specimens or in embalming or medically as a fungicide or antisepticverifiedMay 18, 2026
Thymidinenouna nucleoside component of DNAverifiedMay 18, 2026
Thyminenouna base found in DNA (but not in RNA) and derived from pyrimidineverifiedMay 18, 2026
Thymolnouna colorless crystalline solid used in perfume or preserving biological specimens or in embalming or medically as a fungicide or antisepticverifiedMay 18, 2026
Thymosinnounhormone secreted by the thymusverifiedMay 18, 2026
Thymusnouna ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing immunityverifiedMay 18, 2026
Thymus GlandnounMWEa ductless glandular organ at the base of the neck that produces lymphocytes and aids in producing immunityverifiedMay 18, 2026
Thyreophorannounarmored dinosaurs: stegosaurs and ankylosaursverifiedMay 18, 2026
Thyrocalcitoninnounthyroid hormone that tends to lower the level of calcium in the blood plasma and inhibit resorption of boneverifiedMay 18, 2026
Thyroglobulinnounan iodine containing protein that is obtained from the thyroid gland and exhibits the general properties of the globulinsverifiedMay 18, 2026
Thyroid CartilagenounMWEthe largest cartilage of the larynxverifiedMay 18, 2026
Thyroid GlandnounMWElocated near the base of the neckverifiedMay 18, 2026
Thyroid HormonenounMWEany of several closely related compounds that are produced by the thyroid gland and are active metabolicallyverifiedMay 18, 2026
Thyroid VeinnounMWEany of several small veins draining blood from the thyroid areaverifiedMay 18, 2026
Thyroid-Stimulating HormonenounMWEanterior pituitary hormone that stimulates the function of the thyroid glandverifiedMay 18, 2026
Thyroidectomynounsurgical removal of the thyroid glandverifiedMay 18, 2026
Thyroiditisnouninflammation of the thyroid glandverifiedMay 18, 2026
Thyromegalynounabnormally enlarged thyroid glandverifiedMay 18, 2026
Thyroninenouna phenolic amino acid of which thyroxine is a derivativeverifiedMay 18, 2026
Thyroproteinnouna preparation made from iodinated protein and having an action similar to thyroxineverifiedMay 18, 2026
Thyrotoxicosisnounan overactive thyroid glandverifiedMay 18, 2026
Thyrotrophic HormonenounMWEanterior pituitary hormone that stimulates the function of the thyroid glandverifiedMay 18, 2026
Thyrotrophinnounanterior pituitary hormone that stimulates the function of the thyroid glandverifiedMay 18, 2026
Thyrotropic HormonenounMWEanterior pituitary hormone that stimulates the function of the thyroid glandverifiedMay 18, 2026
Thyrotropinnounanterior pituitary hormone that stimulates the function of the thyroid glandverifiedMay 18, 2026
Thyrotropin-Releasing FactornounMWEhormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitaryverifiedMay 18, 2026
Thyrotropin-Releasing HormonenounMWEhormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitaryverifiedMay 18, 2026
Thyroxinnounhormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cellsverifiedMay 18, 2026
Thyroxinenounhormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cellsverifiedMay 18, 2026
Thyrsenouna dense flower cluster (as of the lilac or horse chestnut) in which the main axis is racemose and the branches are cymoseverifiedMay 18, 2026
Thysanopteronnounan insect of the order ThysanopteraverifiedMay 18, 2026
Thysanopterous InsectnounMWEan insect of the order ThysanopteraverifiedMay 18, 2026
Thysanuran InsectnounMWEprimitive wingless insects: bristletailverifiedMay 18, 2026
Thysanuronnounprimitive wingless insects: bristletailverifiedMay 18, 2026
Tinounshrub with terminal tufts of elongated leaves used locally for thatching and clothingverifiedMay 18, 2026
Tiaranouna jeweled headdress worn by women on formal occasionsverifiedMay 18, 2026
Tibianounthe inner and thicker of the two bones of the human leg between the knee and ankleverifiedMay 18, 2026
Tibia ValganounMWEan inward slant of the thighverifiedMay 18, 2026
Tibial VeinnounMWEveins of the lower legverifiedMay 18, 2026
Tibialisnouneither of two skeletal muscle in each leg arising from the tibiaverifiedMay 18, 2026
Tibialis AnteriornounMWEa muscle running from the tibia to the first metatarsal and cuneiform bonesverifiedMay 18, 2026
Tibialis AnticusnounMWEa muscle running from the tibia to the first metatarsal and cuneiform bonesverifiedMay 18, 2026
Tibialis MusclenounMWEeither of two skeletal muscle in each leg arising from the tibiaverifiedMay 18, 2026
Tibialis PosteriornounMWEa deep muscle of the legverifiedMay 18, 2026
Tibialis PosticusnounMWEa deep muscle of the legverifiedMay 18, 2026
Ticnouna local and habitual twitching especially in the faceverifiedMay 18, 2026
Tic DouloureuxnounMWEintense paroxysmal neuralgia along the trigeminal nerveverifiedMay 18, 2026
Tic-Tac-Toenouna game in which two players alternately put crosses and circles in one of the compartments of a square grid of nine spacesverifiedMay 18, 2026
Ticalnounthe basic unit of money in ThailandverifiedMay 18, 2026
Tichodromenouncrimson-and-grey songbird that inhabits town walls and mountain cliffs of southern Eurasia and northern AfricaverifiedMay 18, 2026
Tick FevernounMWEcaused by rickettsial bacteria and transmitted by wood ticksverifiedMay 18, 2026
Tick TrefoilnounMWEany of various tropical and subtropical plants having trifoliate leaves and rough sticky pod sections or lomentsverifiedMay 18, 2026
Tickernouna character printer that automatically prints stock quotations on ticker tapeverifiedMay 18, 2026
Ticker TapenounMWEa continuous thin ribbon of paper on which stock quotes are writtenverifiedMay 18, 2026
ticketnounIn access control, data that authenticates the identity of a client or a service and, together with a temporary encryption key (a session key), forms a credential.ArtifactMay 9, 2026
Ticket AgentnounMWEsomeone who sells tickets (e.g., theater seats or travel accommodations)verifiedMay 18, 2026
Ticket BooknounMWEa book of tickets that can be torn out and usedverifiedMay 18, 2026
Ticket BoothnounMWEthe office where tickets of admission are soldverifiedMay 18, 2026
Ticket CollectornounMWEsomeone who is paid to admit only those who have purchased ticketsverifiedMay 18, 2026
Ticket HoldernounMWEa person in posession of a ticket, typically for admission or for passageverifiedMay 18, 2026
Ticket OfficenounMWEthe office where tickets of admission are soldverifiedMay 18, 2026
Ticket StubnounMWEa torn part of a ticket returned to the holder as a receiptverifiedMay 18, 2026
Ticket ToutnounMWEsomeone who buys tickets to an event in order to resell them at a profitverifiedMay 18, 2026
Ticket WindownounMWEa window through which tickets are sold (as from a ticket booth)verifiedMay 18, 2026
Ticket-Of-Leavenouna permit formerly given to convicts allowing them to leave prison under specific restrictionsverifiedMay 18, 2026
Tickingnouna strong fabric used for mattress and pillow coversverifiedMay 18, 2026
Ticking BombnounMWEa problematic situation that will eventually become dangerous if not addressedverifiedMay 18, 2026
Ticklernouna file of memoranda or notices that remind of things to be doneverifiedMay 18, 2026
Tickler CoilnounMWEa small coil in series with the anode of a vacuum tube and coupled to the grid to provide feedbackverifiedMay 18, 2026
Tickler FilenounMWEa file of memoranda or notices that remind of things to be doneverifiedMay 18, 2026
Tickseednounany of numerous plants of the genus Coreopsis having a profusion of showy usually yellow daisylike flowers over long periodsverifiedMay 18, 2026
Tickseed SunflowernounMWENorth American bur marigold with large flowersverifiedMay 18, 2026
Ticktacktoenouna game in which two players alternately put crosses and circles in one of the compartments of a square grid of nine spacesverifiedMay 18, 2026
Ticktacktoonouna game in which two players alternately put crosses and circles in one of the compartments of a square grid of nine spacesverifiedMay 18, 2026
Tickweednounany of numerous plants of the genus Coreopsis having a profusion of showy usually yellow daisylike flowers over long periodsverifiedMay 18, 2026
Tictacnounsteady recurrent ticking sound as made by a clockverifiedMay 18, 2026
Tidal BasinnounMWEa basin that is full of water at high tideverifiedMay 18, 2026
Tidal BorenounMWEa high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)verifiedMay 18, 2026
Tidal CurrentnounMWEthe water current caused by the tidesverifiedMay 18, 2026
Tidal FlownounMWEthe water current caused by the tidesverifiedMay 18, 2026
Tidal RivernounMWEa stream in which the effects of the tide extend far upstreamverifiedMay 18, 2026
Tidal StreamnounMWEa stream in which the effects of the tide extend far upstreamverifiedMay 18, 2026
Tidal WavenounMWEan unusual (and often destructive) rise of water along the seashore caused by a storm or a combination of wind and high tideverifiedMay 18, 2026
Tidal ZonenounMWEan area subject to tidal actionverifiedMay 18, 2026
Tidbitnouna small tasty bit of foodverifiedMay 18, 2026
Tiddlernouna young person of either sexverifiedMay 18, 2026
Tiddlywinksnouna game in which players try to flip plastic disks into a cup by pressing them on the side sharply with a larger diskverifiedMay 18, 2026
Tide RipnounMWEa stretch of turbulent water in a river or the sea caused by one current flowing into or across another currentverifiedMay 18, 2026
Tidelandnounland near the sea that is overflowed by the tideverifiedMay 18, 2026
Tidemarknounindicator consisting of a line at the highwater or low-water limits of the tidesverifiedMay 18, 2026
Tidewaternounlow-lying coastal land drained by tidal streamsverifiedMay 18, 2026
Tidewater RivernounMWEa stream in which the effects of the tide extend far upstreamverifiedMay 18, 2026
Tidewater StreamnounMWEa stream in which the effects of the tide extend far upstreamverifiedMay 18, 2026
Tidewaynouna channel in which a tidal current runsverifiedMay 18, 2026
Tidinessnounthe trait of being neat and orderlyverifiedMay 18, 2026
Tidingsnouninformation about recent and important eventsverifiedMay 18, 2026
Tidy SumnounMWE(often followed by `of') a large number or amount or extentverifiedMay 18, 2026
TidytipsnounCalifornia annual having flower heads with yellow rays tipped with whiteverifiedMay 18, 2026