| Word |
Definition |
| monolingual | speaking or writing only one language |
| monochrome | having one color; a painting, design, photo, or outfit that is only one color or shades of one color |
| monocle | an eyeglass for one eye |
| monolith | something made out of one single large block or piece of stone; one single stone monument |
| monologue | a long speech given by one person |
| monophobia | an abnormal fear of being the only one there; fear of being alone |
| monopoly | control of a product or service by one company |
| monorail | a track for subway or train cars that only has one rail |
| monosyllabic | having only one syllable |
| monotone | a speech in which every word has the same tone of voice |
