12-letter words containing n, o, t, x
- unoxygenated — not enriched with oxygen
- vax document — A document preparation system from DEC.
- waxed cotton — cotton that is treated with wax to make it waterproof
- x consortium — A vendor consortium supporting development, evolution and maintenance of the X Window System. The X Consortium is an independent, not-for-profit company. It was formed in 1993 as the successor to the MIT X Consortium, a research group of the MIT Laboratory for Computer Science.
- xanthochroia — a condition causing yellow patches on the skin similar to xanthoma
- xanthochroid — of, relating to, or designating races having light-coloured hair and a pale complexion
- xanthogenate — Xanthate.
- xanthomatous — of, relating to, or marked by xanthoma
- xanthopterin — a yellow pigment, C6H5N5O2, found in some butterfly or moth wings or in the urine of mammals
- xenoestrogen — (biochemistry) A xenohormone that imitates estrogen.
- xenoreactive — (immunology) That generates a reaction to material from another species.
- zooxanthella — any of various symbiotic yellow-green or yellow–brown algae in the cytoplasm of certain radiolarians and marine invertebrates.