| deciduous |
having leaves that drop off each year. |
| deer |
a mammal with short fur, long legs, and a long neck. Deer have hooves on their feet and can run very fast. The males of most kinds of deer grow and shed antlers every year. Deer are herbivores that chew their cud. Caribou, elk, moose, reindeer, and white-tailed deer are all kinds of deer. |
| derby |
a horse race run every year and limited to three-year-old horses. [1/2 definitions] |
| equinox |
either of the two times during the year when the sun's rays are perpendicular to the earth's equator, occurring in March and September. During the equinox, day and night are both 12 hours long all over the world. |
| evergreen |
having green leaves that stay on a plant throughout the year. [2 definitions] |
| Father's Day |
a holiday in the United States that honors fathers, celebrated every year on the third Sunday in June. People often give gifts to their fathers on this day. |
| February |
the second month of the year. February usually has twenty-eight days, but it has twenty-nine days in a leap year. |
| festival |
a ceremony or celebration that repeats, often once a year, and involves special activities or amusements. [1/2 definitions] |
| foal |
a young horse, donkey, or related animal, usually one that is less than a year old. [1/2 definitions] |
| freshman |
a student in the first year of high school, college, or university. |
| greenhouse |
a building used to grow plants all year long. A greenhouse usually has a glass roof and walls. |
| January |
the first month of the year. January has thirty-one days. |
| July |
the seventh month of the year. July has thirty-one days. |
| June |
the sixth month of the year. June has thirty days. Summer begins in June for people who live north of the equator. |
| junior |
of the class above sophomore and below senior in U.S. colleges and high schools; third year. [2/5 definitions] |
| leap year |
a year that has 366 days, which happens every four years. The extra day is February 29. |
| light-year |
a unit of distance equal to the distance light can travel in one year, about six trillion miles. |
| March |
the third month of the year. March has thirty-one days. Spring begins in March for people who live north of the equator. |
| May |
the fifth month of the year. May has thirty-one days. |
| month |
one of the twelve parts of a year. |
| Mother's Day |
a holiday to honor mothers, celebrated in the United States, Canada, and the United Kingdom on the second Sunday in May every year. People often give gifts or do nice things for their mothers on this day. |