| alphabetic | 按照字母顺序的 字母的 |
| alter | 改变Have you altered your mind? |
| alternate | 交替 轮流 ；交替的 轮流的Day alternates with night |
| altitude | 高度 海拔 高度 |
| amalgamate | 混合 合并Three companies were amalgamated into a corporation. |
| amass | 积聚amass money by industry |
| amateur | 业余爱好者 ；业余的 |
| amaze | 使吃惊 |
| ambience | 周围环境 气氛It's better to dine in a very unique ambience |
| ambiguous | 含糊的 不确定的 bi-monthly is an ambiguous term |