1. Monera prokaryotic bacteria and blue-green algae and various primitive pathogens; because of lack of consensus on how to divide the organisms into phyla informal names are used for the major divisions
  2. manner how something is done or how it happens
  3. manor the landed estate of a lord, including the house on it
  4. manure any animal or plant material used to fertilize land
  5. menhir a tall upright megalith
  6. moaner a person given to excessive complaints and crying and whining
  7. Mainer a native or resident of Maine
  8. mantra a sacred utterance or poetic hymn in Vedism
  9. Madeira an island in the Atlantic Ocean off the coast of Africa
  10. man hour a time unit used in industry for measuring work
  11. Mandara a Chadic language spoken in the Mandara mountains in Cameroon; has only two vowels
  12. mineral a solid inorganic substance occurring in nature
  13. mania an irrational but irresistible motive for a belief or action
  14. maneuver a military training exercise
  15. manorial of or relating to or based on the manor
  16. manners social deportment
  17. manila a strong paper or thin cardboard with a smooth light brown finish made from e.g. Manila hemp
  18. manger a container from which cattle or horses feed
  19. moneran of or relating to the Monera
  20. manoeuvre a military training exercise