| Termen/ Term | Nr. apariții/ No. occurrences |
| MARMARA | 1 |
| MAROC | 18 |
| MAROCUL DE EST | 1 |
| MARSEILLE | 2 |
| MARSILIA | 1 |
| MARUSEPPU | 1 |
| MARYLAND | 1 |
| MASIV HOENG-SHAN | 2 |
| MASIV:BOGHARI | 1 |
| MASIVUL PIATRA MARE | 1 |
| MASIVUL TIEN-SHAN | 1 |
| MASLOVINA | 1 |
| MASSACHUSETS | 1 |
| MASSACHUSETTS | 9 |
| MASSACHUSSETS | 4 |
| MASSACHUSSETTS | 10 |
| MATAGORDA | 9 |
| MATANZA | 1 |
| MATERA | 3 |
| MATERNITATEA DOCA SIMO | 1 |
| MATITA | 1 |
| MATSUMOTO | 1 |
| MATSUYAMA | 1 |
| MATTHEUS | 1 |
| MATUYAMA | 1 |
| MAURICIU | 15 |
| MAURITANIA | 55 |
| MAURITIU | 3 |
| MAURITIUS | 4 |
| MB | 1 |
| MBUDYA | 2 |
| MECEDONIA | 1 |
| MEDELLIN | 1 |
| MEDITARANA | 1 |
| MEDITERANA | 161 |
| MEDITERANA DE EST | 1 |
| MEHEDINTI | 1 |
| MEIFENG | 1 |
| MEISHI | 2 |
| MELANEZIA | 32 |
| MELANG | 2 |
| MENADO | 3 |
| MENDANO | 1 |
| MENDOVA | 2 |
| MENOO | 2 |
| MERCURY LAKE | 2 |
| MERENBERG | 1 |
| MERSA SCHEIK | 1 |
| MESSINA | 5 |
| METHONI | 1 |