כֶּתֶם m. (b. h.; preced.) 1) dark-red stain, esp. stain on a woman’s clothes or body, as an indication of uncleanness (v. נִדָּה). Nidd. 4ᵇ כִּתְמָהּ טמא למפרע a stain found on her makes her unclean retrospectively (up to the time when she last washed herself). Ib. 5ᵃ יש לה כ׳ is subject to the law concerning kethem. Ib. VIII, 1. Y. ib. I, 49ᶜ אין לה כ׳ is not subject to the law &c., v. supra; a. fr.—Pl. כְּתָמִים, כְּתָמִין. Ib. VII, 3, sq. Tosef. ib. VIII, 12; a. fr. —2) gold. Ex. R. s. 8; Tanḥ. Vaëra 8, v. פָּז. R. Hash. 4ᵃ (ref. to Ps. XLV, 10) זכיתם לכ׳ אופיר you are rewarded with gold of Ophir.