| X-ray |
a beam of high-energy photons that is able to ionize gases and pass through dense solids. [5 definitions] |
| xylem |
a plant's woody tissue that carries water and mineral salts. |
| xylene |
any of three colorless, flammable benzene compounds, or a mixture of these compounds. |
| xylo- |
wood. |
| xylophone |
a percussion instrument having a series of graduated metal or wooden bars that sound the notes of the chromatic scale when struck with small wooden mallets. |
| xylose |
a white crystalline sugar used in diabetic diets and for dyeing and tanning. |
| -y1 |
full of; made of; characterized by. [4 definitions] |
| -y2 |
condition; quality. [4 definitions] |
| Y |
symbol of the chemical element yttrium. |
| y |
the twenty-fifth letter of the English alphabet. [4 definitions] |
| ya |
you (spelled to reflect informal pronunciation). |
| yacht |
any of various sailing or motor-driven vessels used for private cruises, racing, or the like. [2 definitions] |
| yachting |
the act, practice, or sport of sailing, cruising, or racing in a yacht. |
| yachtsman |
a man who owns or navigates a yacht. |
| yachtswoman |
a woman who owns or navigates a yacht. |
| yah |
used to express defiance, scorn, or ridicule. |
| Yahoo |
in the eighteenth-century novel Gulliver's Travels by Jonathan Swift, one of a race of brutish, degraded, humanlike creatures. [3 definitions] |
| Yahweh |
a rendering of the pronunciation of the letters YHVH, used in Hebrew to represent the unutterable name of God; Jehovah. |
| yak1 |
a heavily built, long-haired, wild or domesticated ox of Tibet and Central Asia. |
| yak2 |
(slang) to talk long and idly; chatter. [2 definitions] |
| yakitori |
a Japanese dish consisting of bite-sized pieces of marinated meat, usu. chicken, that is placed on skewers with vegetable pieces and grilled. |