20-letter words starting with the
- theory of relativity — relativity (def 2).
- theosophical society — a society founded by Madame Blavatsky and others, in New York in 1875, advocating a worldwide eclectic religion based largely on Brahmanic and Buddhistic teachings.
- therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
- there is no call for — If you say that there is no call for someone to behave in a particular way, you are criticizing their behaviour, usually because you think it is rude.
- there's no mistaking — You can say there is no mistaking something when you are emphasizing that you cannot fail to recognize or understand it.
- there's nothing like — a general expression of praise
- theresa of avila, st — Saint. Also, Teresa. Also called Theresa of Avila [ah-vee-lah] /ˈɑ viˌlɑ/ (Show IPA), 1515–82, Spanish Carmelite nun, mystic, and writer.
- thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
- thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.