زكو

زَكَا ذ , (S, K, * TA,) without tenween, and accord. to some with tenween, and not having the article ال prefixed to it; and in like manner خَسَا, which is coupled with the former, is without tenween, and accord. to some with tenween, and not having the article ال prefixed to it; (TA;) [but each has ال prefixed to it in the K;] i. q. الشَّفْعُ (S, K) مِنَ العَدَدِ (K) [or شَفْعٌ, as meaning An even number; a number consisting of pairs; or a single pair ]: said to be so called because the pair are more, or more perfect, or better, (↓ أَزْكَى,) than is the one. (TA.) You say خَسَا أَوْ زَكَا or خَسًا أَوْ زَكًا [ Odd or even? ]. (TA.) [See more voce خَسَا.]