- A solar eclipse in which the moon covers all but a bright ring around the circumference of the sun.日环蚀：一种除了外圈有一个明亮的环，太阳的其余部分都被月亮遮住的日蚀
- Mercator projection
- Merced
- Mercedario
- Merced College
- Merced River
- mercenaries
- mercenary
- mercer
- Mercer County Community College
- mercerise
- Mercer Island
- mercerize
- mercerized
- mercerizes
- mercerizing
- mercers
- Mercer University
- Mercerville
- merchandise
- merchandised
- merchandises
- merchandising
- merchandising
- merchandisings
- merchandize