mam·ma·tus 
(mə-mătəs, -mätəs, -mā-, mămə-təs)
(mə-mătəs, -mätəs, -mā-, mămə-təs)adj.
A cloud formation consisting of rounded, usually smooth protuberances that appear to hang down from the base of cumulonimbus or other clouds.
[From Latin mammātus, having breasts, from mamma, breast; see mā-2 in the Appendix of Indo-European roots.]
- potassium feldspar
- potassium hydroxide
- potassium iodide
- potassium muriate
- potassium nitrate
- potassium permanganate
- potassium sodium tartrate
- potassium sulfate
- potation
- potato
- potato beetle
- potato blight
- potato bug
- potato chip
- potatory
- potato skin
- potato yam
- pot-au-feu
- Potawatomi
- potbellied
- potbellied pig
- potbellied stove
- potbelly
- potbelly stove
- potboil