cha·pa·ti also cha·pat·ti 
(chə-pätē)
(chə-pätē)n. pl. cha·pa·tis
A flat, unleavened, disk-shaped bread of northern India, made of wheat flour, water, and salt. Also called roti.
[Hindi capātī, from capānā, to press down, flatten, causative of capnā, to be pressed or flattened; akin to Prakrit cappaï, he presses; perhaps akin to Sanskrit carpaṭaḥ, flat of the hand, thin biscuit of flour (ultimately of non-Indo-Aryan origin) or to Tamil cappaṭṭai, anything flat, flatness.]