|abscissa (āb-sĭs'ə) Pronunciation Key
(click for larger image in new window)
Plural abscissas or abscissae (āb-sĭs'ē)
The distance of a point from the y-axis on a graph in the Cartesian coordinate system. It is measured parallel to the x-axis. For example, a point having coordinates (2,3) has 2 as its abscissa. Compare ordinate.
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.