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English Words Starting With T

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Noun Verb Adjective Adverb Plural noun Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

thioacetamide
nounVery Low
/ˌθaɪəʊəˈsiːtəmaɪd/A chemical compound with the formula CH3CSNH2, used as a source of sulfide ions in laboratory synthesis and analysis.
thioacetic acid
nounC2
/ˌθaɪ.əʊ.əˌsiː.tɪk ˈæs.ɪd/A sulfur-containing organic acid where an oxygen atom in acetic acid is replaced by a sulfur atom.
thioalcohol
nounVery Low
/ˌθaɪəʊˈælkəhɒl/An organic compound in which a sulfur atom replaces the oxygen atom of the hydroxyl group in an alcohol; a sulfur analogue of an alcohol.
thioaldehyde
nounVery Low
/ˌθaɪəʊˈældɪhaɪd/An organic compound in which the oxygen atom of an aldehyde group has been replaced by a sulfur atom, resulting in the functional group -CHS.
thioallyl ether
nounVery Rare
/ˌθaɪəʊˈælɪl ˈiːθə/An organic compound in which an oxygen atom of an ether group is replaced by a sulfur atom, linked to an allyl group (CH2=CH-CH2-).
thiobacillus
nounC2
/ˌθaɪəʊbəˈsɪləs/A genus of rod-shaped bacteria that oxidise sulphur or sulphur compounds as an energy source, important in the sulphur cycle.
thiocarbamide
nounC1
/ˌθaɪəʊˈkɑː.bə.maɪd/An organic compound (CS(NH₂)₂) that is a sulfur analogue of urea.
thiocarbanilide
nounExtremely rare
/ˌθaɪəʊkɑːˈbænɪlaɪd/A chemical compound used primarily as a vulcanization accelerator in the rubber industry.
thioctic acid
nounLow
/ˌθaɪˈɒktɪk ˈæsɪd/A sulfur-containing fatty acid that functions as an essential coenzyme in energy metabolism within cells, also known as alpha-lipoic acid.
thiocyanate
nounLow
/ˌθaɪəʊˈsaɪəneɪt/A salt or ester of thiocyanic acid containing the anion SCN− or the functional group −SCN.
thiocyanic acid
nounC2 - Very rare/Technical
/ˌθaɪə(ʊ)saɪˈænɪk ˈæsɪd/A chemical compound with the formula HSCN, containing hydrogen, sulfur, carbon, and nitrogen, forming thiocyanate salts.
thiofuran
nounC2 (Very Low Frequency - Technical/Scientific)
/ˌθaɪ.əʊˈfjʊə.ræn/A five-membered heterocyclic compound containing sulfur and oxygen, analogous to furan but with a sulfur atom replacing an oxygen atom in the ring.
thiokol
nounVery low
/ˈθʌɪəkɒl/A brand name for a type of synthetic rubber made from polysulfide polymers, known for resistance to oils and solvents.
thiol
adjectivenounC2
/ˈθaɪ.ɒl/An organic compound containing a sulfur-hydrogen (-SH) group, analogous to an alcohol but with sulfur replacing oxygen.
thionate
nounVery Low
/ˈθaɪəneɪt/A salt or ester of thionic acid, particularly any of a series of oxyacids of sulfur.
thionic acid
nounVery Low
/θaɪˈɒnɪk ˈæsɪd/Any of a series of acids of the type Sx(OH)2, derived from hydrogen sulfide by replacement of hydrogen atoms with sulfur atoms, typically in inorganic chemistry contexts.
thionine
nounVery low
/ˈθaɪəniːn/A synthetic basic dye, violet in colour, used as a biological stain for microscopic specimens.
thionyl
adjectivenounVery Low (Technical/Scientific)
/ˈθʌɪənɪl/A chemical group consisting of a sulfur atom doubly bonded to an oxygen atom (S=O).
thionyl chloride
nounVery Low (specialist technical term)
/ˈθaɪənɪl ˈklɔːraɪd/An inorganic compound with the chemical formula SOCl₂, used primarily as a chlorinating agent in organic synthesis and as a precursor to other sulfur compounds.
thiopental sodium
nounVery Low
/ˌθʌɪə(ʊ)ˈpɛnt(ə)l ˈsəʊdɪəm/A barbiturate drug used as a general anaesthetic and sedative, often administered intravenously.

Showing 2581–2600 of 7190 words.