cardinal agrâ Fr.: cardinal 1) Fundamentally → important;
→ principal. M.E., from L.L. cardinalis "principal, pivotal," lit. "serving as a hinge," from cardo, cardin- "door hinge." Agrâ, from Av. aγra-, aγrya- "the highest, the first, foremost" cf. Skt. agra- "foremost, first, prominent," PIE *agro- "top, first, beginning." |
cardinal direction su-ye agrâ Fr.: point cardinal Any of the four principal directions or points of the compass, → north, → east, → south, and → west. See also: → cardinal point. |
cardinal number adad-e agrâ Fr.: nombre cardinal An ordinary number such as 0, 1, 2, or 3, as opposed to an → ordinal number such as 1st, 2nd, or 3rd. Cardinal numbers can be → zero or → positive and are used for counting the things that are assumed to be not divisible. |
cardinal point noqte-ye agrâ Fr.: point cardinal One of the four points where the → meridian and the → prime vertical intersect the → horizon. See also: → cardinal direction. |
cardinality agrâyi Fr.: cardinalité Math.: The → cardinal number indicating the → number of → elements in a → set. For example, the set A = {a, b, c, d} contains 4 elements, and therefore it has a cardinality of 4 (denoted |A| = 4). |