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 thwartful Full of opposition or inclined to thwart; contrary; cross thwarting An instance of blocking or obstructing. thwartingly So as to thwart. thwartly transversely; obliquely thwartness The quality or state of being thwart thwartsome Characterised or marked by thwarting; contrary; adversative thwartways Synonym of thwartwise thwartwise Athwart; from side to side; across. thwarty Causing or indicating opposition; adverse; pushy; cross Thweatt A surname. thwip A sound like a light flexible object striking something. thwite To cut or clip with a knife; to whittle. thwittle To cut or whittle. thwomp The dull sound of something landing heavily, or of something being struck hard. thwonk A thudding noise. thy Only used in for thy, for-thy, which is an alternative form of forthy (“because, therefore”). thyasirid Any marine bivalve of the family Thyasiridae. Thyatira A considerable city of Lydia situated on the road from Sardes to Germa, mentioned in the Apocalypse of John. thyatirid Any moth in the family Thyatiridae, now considered to be the drepanid subfamilyThyatirinae. Thyestean Of or relating to Thyestes. Thyestes A king of Olympia; the son of Pelops and Hippodamia; and father of Pelopia and Aegisthus. He and his brother Atreus were exiled by their father for having murdered their half-brother Chrysippus. Thygerson A surname. Thyia the naiad of a spring on Mount Parnassos where the Thyiades of Dionysus gathered to revel thyine The fragrant wood of a North African tree (Tetraclinis articulata) in the family Cupressaceae. thylacinamorphic Having the form of a thylacine. thylacine A carnivorous marsupial (†Thylacinus cynocephalus) which was native to Tasmania, now extinct. thylacinid Any member of the family Thylacinidae of extinct carnivorous marsupials. thylacocephalan Any member of the Thylacocephala. thylacoleonid Any member of the Thylacoleonidae. thylacomyid Any marsupial in the family Thylacomyidae; a bilby. thylacosmilid Any extinct sparassodont in the family Thylacosmilidae. thylakoid a folded membrane within plant chloroplasts from which grana are made, used in photosynthesis thylakoidal Relating to thylakoids thyle A member of an early medieval Scandinavian or Anglo-Saxon court whose exact function is now unclear, but appears to roughly have been that of an authority on the fields of history and legend, especially their recital and interpretation. thymacetin An acetamide derivative of thymol that was once used as an antipyretic and analgesic thymalfasin A particular synthetic thymosin used as an immunomodulator. thymate A compound of thymol analogous to a salt. thyme Any plant of the labiate genus Thymus, such as garden thyme (Thymus vulgaris), a warm, pungent aromatic, that is much used to give a relish to seasoning and soups. thymectomize To perform thymectomy upon. thymectomized Having undergone thymectomy. thymectomy The surgical removal of the thymus thymelaceous Belonging or relating to the Thymelaceae. thymelaeaceous Of or relating to the Thymelaeaceae. thymeleatoxin A phorbol derivative that disrupts protein kinases thymelike Resembling or characteristic of the herb thyme. thymene A terpene (or mixture of terpenes) isolated from the essential oil of thyme thymey Resembling or characteristic of the herb thyme; having the aroma or flavour of thyme. thymic Of or relating to the thymus gland thymically By means of the thymus thymidine The nucleoside consisting of a combination of deoxyribose and thymine thymidineless Lacking thymidine. thymidyl A univalent radical derived from thymidine by loss of a hydroxy group thymidylate Any salt or ester of thymidylic acid. thymidylated Modified by the addition of one or more thymidylate groups thymidylic Of or pertaining to thymidylic acid or thymidine. thymidylyl A univalent radical derived from thymidylic acid thymidylyltransferase Any transferase that transfers a thymidylyl or thymidyl group. thymine A heterocyclic base, 5-methylpyrimidine-2,4(1H,3H)-dione; it pairs with adenine in DNA. thymineless Lacking thymine. thyminelessness Absence of thymine. thymitis inflammation of the thymus gland thymocyte a lymphocyte, produced in the thymus, that develops into a T cell thymocytic Related to thymocytes thymocytically By means of thymocytes thymoglobulin An antithymocyte immunoglobulin thymohydroquinone The terpenoid 2-methyl-5-propan-2-ylbenzene-1,4-diol thymol a monoterpene phenol, C₁₀H₁₃OH, found in the oil extracted from thyme; used as in perfume, as an antiseptic and fungicide, and in embalming thymoleptic Any drug that modifies a patient's mood, but especially an antidepressant medication thymolipoma A thymic lipoma thymolphthalein A pH indicator that can also be used to make invisible ink. thymolsulphonephthalein Thymol blue, a brownish-green or reddish-brown crystalline powder used as a pH indicator. thymoma Any tumour of the thymus thymomatous Characterised by the presence of thymomata thymonucleate Any salt of a nucleic acid. thymopentin An immunostimulant and thymic polypeptide. thymopoiesis The production of thymocytes, which later become T cells. thymopoietic Relating to thymopoiesis thymopoietin A protein involved in the induction of CD90 in the thymus. thymopolypeptide Any of a range of polypeptide hormones secreted by the thymus thymoprivous Relating to or caused by the removal or atrophy of the thymus. thymoproteasomal Relating to thymoproteasomes thymoproteasome A proteasome expressed by cortical thymic epithelial cells thymoquinone A monoterpenoid quinone, found in Nigella sativa, that has antioxidant activity thymos That area of the soul where feelings of pride, indignation, shame etc are located. thymosin A polypeptide hormone, secreted by the thymus, that stimulates the development of T cells as part of the immune system thymothymectomy Removal of a thymoma from the thymus. thymothymomectomy Resection of thymoma with total thymectomy. thymotic Of, related to, or derived from thymotic acid or thymol. thymotoxic toxic to the thymus thymotrinan An immunostimulant drug. thymotropic That affects, or is attracted to the thymus thymoxamine Synonym of moxisylyte. Thynia A region in modern Turkey, on the northern coast of the Sea of Marmara. Thynne A surname. thynnic Of or pertaining to thynnic acid or its derivatives thynnid A member of the family Thynnidae of wasps. thynnine Any wasp of the subfamily Thynninae Thyone Semele, mother of Dionysus. Thyonean Of or relating to Thyone in Greek mythology. Thyonian Of or relating to Thyone. Thyra A locality in the Murray River council area, southern New South Wales, Australia. thyraden A dried extract of the thyroid gland. thyratron Any of several types of thermoelectric valve once used as a high-speed switch Thyrea The ancient capital of Cynuria district, Peloponnesus, Greece thyreocorid Any shield bug in the family Thyreocoridae. thyreophoran Any dinosaur of the clade Thyreophora. thyreophorid Any fly in the family Thyreophoridae, a synonym of the Piophilidae. thyreostat A thyreostatic hormone thyreostatic That reduces (or stabilizes) the production of thyroid hormones, such as methimazole, carbimazole, or propylthiouracil. thyridial Of or pertaining to the thyridium. thyridid Any moth in the family Thyrididae. thyridium A spot in the wing veins of Neuroptera, Hymenoptera and Trichoptera. thyristor A semiconductor diode having an extra "gate" terminal to switch it on. thyroarytenoid Of or pertaining to both the thyroid and arytenoid cartilages of the larynx. thyroblast An immature thyroid cell thyrocardiac Of or relating to the thyroid and heart. thyrocervical Relating to the thyroid and the neck. thyrocricotomy cricothyrotomy thyrocyte A thyroid epithelial cell thyrodoxin A selenium-dependent peroxidase present in the thyroid thyroepiglottic Connecting the thyroid cartilage and the epiglottis. thyroepiglotticus The thyroepiglottic muscle. thyroepiglottidean Synonym of thyroepiglottic. thyrofissure thyrotomy thyrogenic Caused by activity in the thyroid thyroglobin A globin produced by the thyroid gland thyroglobulin A globulin, produced by the thyroid gland, that has a role in the production of the thyroid hormones thyroglossal Of or pertaining to the thyroglossal duct thyrohyal One of the lower segments in the hyoid arch, often consolidated with the body of the hyoid bone and forming one of its great horns, as in humans. thyrohyoid Of or pertaining to the thyroid cartilage of the larynx and the hyoid arch. thyroid Of, relating to, or being the thyroid cartilage. thyroidal Of, pertaining to, or affecting the thyroid. thyroidally In a thyroidal way. thyroideal thyroid thyroidectomize To perform a thyroidectomy upon. thyroidectomy The surgical removal of part or all of the thyroid gland. thyroidism A disorder of the thyroid gland. thyroiditis Inflammation of the thyroid gland. thyroidization Conversion to a form with a thyroidal appearance thyroidless Without a thyroid. thyroidologist A physician who specialises in diseases of the thyroid thyroidopathy Any disease of the thyroid gland thyroidotomy thyrotomy thyroiodin tetraiodopyrrol thyrolaryngeal Relating to the thyroid and larynx. thyroliberin Thyrotropin-releasing hormone. thyrolingual Of or pertaining to the thyroid gland and tongue. thyromegaly An abnormal enlargement of the thyroid gland. thyromental Relating to the thyroid cartilage and the chin. thyromimetic That mimics the action of the thyroid gland or of its hormones