| AMMONATES | • AMMONATE n. a type of ammonia compound, also AMMINE, AMMONIATE. | 
| AMMONITES | • ammonites n. Plural of ammonite. • Ammonites n. Plural of Ammonite.
 • AMMONITE n. the coiled shell of an extinct mollusk, also AMMONOID.
 | 
| COMMONEST | • commonest adj. Superlative form of common: most common. • COMMON adj. ordinary.
 | 
| COMMUNIST | • communist adj. Of, relating to, supporting, or advocating communism. • communist adj. (Nonstandard, derogatory) Russian.
 • communist n. An advocate of a society based on the common ownership of property; a proponent of communism.
 | 
| LOMENTUMS | • lomentums n. Plural of lomentum. • LOMENTUM n. (Latin) a type of plant pod, also LOMENT.
 | 
| MALMSTONE | • malmstone n. Synonym of malm. • malmstone n. A flintlike material used to in pavement or as a building material.
 • MALMSTONE n. calcareous loam; earth of this kind, formerly used for making brick.
 | 
| MAMMONIST | • Mammonist n. A Mammonite. • MAMMONIST n. one devoted to the acquisition of wealth or the service of Mammon, also MAMMONITE.
 | 
| MEMENTOES | • mementoes n. (Rare) plural of memento. • MEMENTO n. (Latin) something kept or given as a reminder, also MOMENTO.
 | 
| MIDMONTHS | • midmonths n. Plural of midmonth. • MIDMONTH n. halfway through the month.
 | 
| MINIMOTOS | • minimotos n. Plural of minimoto. • mini-motos n. Plural of mini-moto.
 • MINIMOTO n. a reduced size replica motorcycle used for racing.
 | 
| MNEMONIST | • mnemonist n. Someone able to perform feats of memory, especially by utilizing mnemonic techniques. • MNEMONIST n. an expert in mnemonics; a person who exhibits his or her powers of memory.
 | 
| MOMENTOES | • momentoes n. Plural of momento. • MOMENTO n. something kept or given as a reminder, also MEMENTO.
 | 
| MOMENTOUS | • momentous adj. Outstanding in importance, of great consequence. • MOMENTOUS adj. of great consequence.
 | 
| MOMENTUMS | • momentums n. Plural of momentum. • MOMENTUM n. (Latin) force of movement.
 | 
| MONIMENTS | • moniments n. Plural of moniment. • MONIMENT n. (obsolete) something to preserve memory; a reminder; a monument.
 | 
| MONOSTOME | • monostome n. A nematode of the genus Monostoma. • MONOSTOME adj. having only one mouth, pore or similar opening, also MONOSTOMOUS.
 | 
| MONUMENTS | • monuments n. Plural of monument. • MONUMENT v. to mark with a monument.
 | 
| MORTMAINS | • mortmains n. Plural of mortmain. • MORTMAIN n. (French) the perpetual ownership of property by institutions such as churches.
 | 
| MOVEMENTS | • movements n. Plural of movement. • MOVEMENT n. the act of moving.
 | 
| SUMMATION | • summation n. Summarization; summary; summing up. • summation n. (Mathematics) summing; summing up; adding (adding up) of a series of items.
 • SUMMATION n. the act of summing.
 |