17-letter words containing m, n, e, o, s, y
- williams syndrome — an abnormality in the genes involved in calcium metabolism, resulting in learning difficulties
- yellow journalism — a color like that of egg yolk, ripe lemons, etc.; the primary color between green and orange in the visible spectrum, an effect of light with a wavelength between 570 and 590 nm.
- yesterday morning — during the morning of the day preceding today