terracottˈa noun

1. (Ital cotta, from L cocta (fem) baked) an unglazed earthenware made from a mixture of clay and sand, used for statues, etc, and esp formerly, as an ornamental building material for facings, etc
2. An object of art made of it
3. Its deep reddish-brown colour

adjective

1. Made of terracotta
2. Deep reddish-brown

terra firma /fûrˈmə/ noun

1. The mainland, solid earth
2. Dry land (informal)

terˈraform transitive verb

To alter the atmosphere and ecology of (a planet) artificially, so as to make plant, animal and human life viable there

terˈraforming noun

terra ignota /ig-nōˈtə/ or terra incognita /in-kogˈni-tə/ noun

(L ignota (fem) strange, unfamiliar, and incognita (fem) unknown) an unexplored or unknown country or region

terra-japonˈica noun

Pale catechu or gambier

terramara /te-rə-mäˈrə/ noun (pl terramare /-rā/; Ital dialect for terra marna marl-earth)

A dark earthy deposit formed under prehistoric pile-dwellings in Italy (also terramare /te-rə-mäˈri, te-rə-mār/)

terra nullius noun

(L, nobody's land) land that is not part of the sovereign territory of any country

terra rossa /te-rə-rosˈə/ noun

(Ital rossa (fem) red) a ferruginous red earth, the residue of the weathering of limestone

terra sigillata /sij-i-lāˈtə, sig-i-läˈta/ noun

1. (L, sealed earth) a reddish-brown astringent clay found eg on the islands of Lemnos and Samos
2. Earthenware pottery made from it
3. Samian ware