| graphics |
(used with a singular or plural verb) the process of making drawings, charts, and other images on a computer screen. [1/2 definitions] |
| gymnastics |
(used with a singular verb) the competitive sports based on such exercises. [1/2 definitions] |
| has |
the present tense of "have," used with "he," "she," or "it," or with singular nouns. |
| headquarters |
(used with a singular or plural verb) the main office of any organization. [1/2 definitions] |
| hives |
(used with a singular or plural verb) a mild disease that causes small bumps on the skin that itch. Hives are often the result of an allergy. |
| horseshoe |
(plural but used with a singular verb) a game in which players toss horseshoes at a stake some distance away. [1/2 definitions] |
| hurdle |
(plural but used with a singular verb) a type of race in which the runners must leap over such barriers. [1/4 definitions] |
| is |
a form of the verb "be" which is used with he, she, it, and with singular nouns. |
| jack |
(plural but used with a singular verb) a children's game in which one bounces a ball and picks up as many small, star-shaped metal pieces as one can before the ball lands. [1/5 definitions] |
| livestock |
(used with a singular or plural verb) cows, horses, sheep, or other animals raised or kept on a farm or ranch. |
| mathematics |
(used with a singular verb) the study of numbers, amounts, shapes, and the relationship between them, using symbols to represent these things. Arithmetic, algebra, and geometry are some branches of mathematics. |
| measles |
(used with a singular or plural verb) a very contagious disease that causes a fever and red spots on the skin. Measles usually affects children and does not last a long time. |
| mumps |
(used with a singular or plural verb) a disease that children get that causes the glands to swell. |
| narrow |
(plural, but used with a singular or plural verb) a narrow part of a river or other body of water. [1/6 definitions] |
| news |
(used with a singular verb) a report of recent important events, read out on the television or radio, or printed in a newspaper, magazine, or Web site. |
| none |
(used with a singular verb) no single person or thing; not one. [1/4 definitions] |
| oat |
(usually plural; used with a singular or plural verb) a grain plant that is grown in cool regions. [1/2 definitions] |
| orthodontics |
(used with a singular verb) the branch of dental medicine that deals with the straightening of teeth. |
| outdoors |
(used with a singular verb) the open air, outside houses or other buildings. [1/2 definitions] |
| physics |
(used with a singular verb) the science that deals with matter and energy, their qualities, and the relationships between them. Physics includes the study of light, heat, sound, electricity, and force. |
| plate tectonics |
(used with a singular verb) a theory that scientists use to explain the movement of continents, the eruption of volcanoes, and other changes or events in the earth's geology. The theory of plate tectonics says that the earth's crust is made up of separate sections that are like very large plates. These sections move around constantly because they float on melted rock. The movement of these sections of the crust causes earthquakes. |