| antagonism |
a state of being enemies, or a strong feeling against someone or something. |
| antagonist |
a person who fights against another; an enemy or competitor. [2 definitions] |
| antagonize |
to make an enemy of. |
| Antarctic |
the land or seas at or near the South Pole; Antarctica or the Antarctic Ocean (used with "the"). |
| antarctic |
of or having to do with the South Pole. |
| Antarctica |
the continent that surrounds the South Pole. |
| Antarctic Ocean |
the waters surrounding Antarctica where the southern parts of the Pacific, Atlantic, and Indian Oceans meet. |
| anteater |
a mammal that uses its long, sticky tongue to eat ants and termites. True anteaters have no teeth, are furry, and live in Central or South America. They are related to armadillos and sloths. Other kinds of mammals that eat ants are also sometimes called anteaters, but they are not related to American anteaters. |
| antecedent |
the word or group of words that a pronoun refers to. In "The girls ate their dessert first," "girls" is the antecedent of "their." |
| antelope |
an animal with horns, a long neck, long legs, and hooves. Antelopes are known for their fast running. Antelopes are mammals that eat plants and chew their cud. The smallest kind of antelope is only one foot tall; the largest antelope is six feet tall at the shoulder. Gazelles, gnus, and impalas are all antelopes. Most antelopes live in Africa; some also live in Asia. [2 definitions] |
| antenna |
a metal device that sends or receives radio or television signals. [2 definitions] |
| anthem |
a song of praise or patriotism. [2 definitions] |
| anther |
the part of a flower's stamen that bears pollen. |
| anthill |
a pile of earth made by ants as they dig their underground nest. Anthills are found near the nest entrance. |
| anthology |
a collection of written works, such as poems or stories. An anthology can be written by one or by several authors. |
| anthracite |
a hard, shiny coal that burns with little flame or smoke. |
| anthrax |
an infectious, often fatal disease. Anthrax usually infects sheep or cattle, but can infect humans as well. |
| anthropology |
the scientific study of humankind. People who study anthropology learn about the origins and development of human beings and their societies and customs. |
| anti- |
a prefix that means "against" or "opposed to." [2 definitions] |
| antibiotic |
substance derived from fungi or other organisms and used to destroy or prevent the growth of bacteria or other disease-causing organisms. |
| antibody |
a protein in blood that reacts to particular toxic substances by neutralizing or destroying them. Antibodies provide immunity against these toxic substances. |