| 5000 Vocabulary List for Visiting Scholars in the USA - Page 28 | |||
| Word | Type | Used in a Sentence | Synonym | 
| astonish | verb | You astonish me with your ability. | amaze | 
| astronaut | noun | The astronaut sat in the space probe. | space pilot | 
| astronomy | noun | Astronomy is the study of the stars. | study of universe | 
| at | prep. | I will meet you at the market. | location of | 
| prep. | I will meet you at 10:00 P.M. | near time | |
| prep. | Look at him. | toward | |
| prep. | He came to me at a run. | in manner of | |
| athlete | noun | He was a superb athlete. | sports person | 
| Atlantic | noun | The Atlantic is a big ocean. | ocean name | 
| adj. | The Atlantic Ocean often has storms. | ocean name | |
| atmosphere | noun | The earth's atmosphere is 21% oxygen. | air | 
| atom | noun | The atom is a particle of matter. | part of matter |