| plug |
a device with two or three prongs on the end of an electrical cord. It is put into an outlet to make a connection with an electric circuit. [1/4 definitions] |
| poison ivy |
a North American plant with shiny leaves in groups of three and white berries. If it touches the skin, poison ivy can cause an itchy rash. [1/2 definitions] |
| polo |
a game played on horseback by two teams of three or four members each. The players use mallets with long handles to hit a small wooden ball into the opponent's goal. |
| polygon |
a flat, closed figure with three or more sides bounded by straight lines. |
| power |
the number of times another number is multiplied by itself. Three to the fourth power is equal to 3 x 3 x 3 x 3, or 81. [1/7 definitions] |
| primary color |
any one of the three basic colors of the spectrum from which all other colors can be made by blending. In paint, they are red, yellow, and blue. |
| primary school |
a school that has the first three or four grades and sometimes kindergarten. |
| prism |
a solid glass or crystal object that light can pass through. It has three sides that are rectangles and two ends shaped like triangles. A prism splits a ray of light into the colors of the rainbow. [1/2 definitions] |
| quarterly |
happening or appearing four times a year, often once every three months. [2 definitions] |
| relief map |
a map that shows the height or depth of different places in an area. Relief maps may use three dimensions, different colors, or different shadings to show hills, mountains, and valleys. |
| roe2 |
a small deer found in Europe and Asia. The male roe has antlers with three points. |
| scalene triangle |
a triangle that has three sides with different lengths. |
| shamrock |
a clover plant with leaves that have three parts. It is the national emblem of Ireland. |
| South Africa |
a country in southern Africa. South Africa has three capitals, one for each main branch of its government. The capitals are Cape Town, Pretoria, and Bloemfontein. |
| symphony |
a musical piece for an orchestra that has three or four movements. [1/2 definitions] |
| tablespoon |
an amount equal to one half of a fluid ounce or three teaspoons. A tablespoon is used in cooking to measure ingredients. (abbreviation: tbs.) [1/2 definitions] |
| third |
one of three equal parts of a whole; 1/3. [1/3 definitions] |
| thirty |
the number that is equal to three times ten; 30. [1/2 definitions] |
| three |
being three in number. [1/3 definitions] |
| tick-tack-toe |
a game for two players who take turns marking either an X or an O on a grid of nine squares. The winner is the first player who fills in three squares in a row with the same mark. |
| town house |
a home in a city that is part of a row of similar homes. A town house has two or three floors and is connected to the other homes in the row by shared walls. [1/2 definitions] |