also known as Giotto di Bondone. ?1267–1337, Florentine painter, who broke away from the stiff linear design of the Byzantine tradition and developed the more dramatic and naturalistic style characteristic of the Renaissance: his work includes cycles of frescoes in Assisi, the Arena Chapel in Padua, and the Church of Santa Croce, Florence

a European spacecraft that intercepted the path of Halley's comet in March 1986, gathering data and recording images, esp of the comet's nucleus