Tetradactylous
[te-truh-dak-tl-uh s] /ˌtɛ trəˈdæk tl əs/
adjective, Zoology.
1.
having four fingers or toes.
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[te-truh-drak-muh] /ˌtɛ trəˈdræk mə/ noun 1. a silver coin of ancient Greece, equal to four drachmas.
- Tetradymite
noun 1. a mineral, bismuth telluride and sulfide, Bi 2 Te 2 S, occurring in soft-gray to black foliated masses. noun 1. a grey metallic mineral consisting of a telluride and sulphide of bismuth. Formula: Bi2Te2S
- Tetradynamous
[te-truh-dahy-nuh-muh s] /ˌtɛ trəˈdaɪ nə məs/ adjective, Botany. 1. having four long and two short stamens, as a cruciferous flower. tetradynamous /ˌtɛtrəˈdaɪnəməs; -ˈdɪn-/ adjective 1. (of plants) having six stamens, two of which are shorter than the others
- Tetraethyl
adjective, Chemistry. 1. containing four ethyl groups.
- Tetraethyllead
or tetraethyl lead [te-truh-eth-uh l-led] /ˌtɛ trəˌɛθ əlˈlɛd/ noun, Chemistry. 1. a colorless, oily, water-insoluble, poisonous liquid, (C 2 H 5) 4 Pb, used as an antiknock agent in gasoline.