1. Uni/Mono One

2. unison “uni” (one) + “son” (sound) = one sound; to sing or speak as one; to agree; at the same time. Thousands of fireflies blinked on and then off in unison.

3. union to come together as one; the act of coming together as one; marriage; a group of nations, people, etc., joined together in a larger unit. The union of the groups provided great wealth to the country.

4. unique the ONLY one, having nothing like it; often also used to describe something unusual. Chattanooga has many unique art sculptures.

5. monophobe “mono” (one) + “phobe” (fear); a person afraid of being alone. Also, monophobia: the fear of being alone. Young children, ages from three to ten, mainly have monophobia.

6. monotone “mono” (one) + tone; keeping the same tone or pitch without change, as in talking or singing; also used to refer to sameness in style or color. She spoke in a monotone voice.

7. monolith “mono” (one) + “lith” (stone or rock); a large block of stone, or a statue, monument, etc. carved from a single (ONE), large stone. The famous stone monoliths of Easter Island weigh an average of 14 tons each.

8. monopoly complete control of a product or service in some place by ONE product or group Until recently, AT&T held a monopoly in the United States over iPhone distribution.

9. monocle an eyeglass for one eye only. During the late 19th and early 20th centuries, the monocle was generally associated with wealthy upper-class men.

10. monogamy the practice of being married to only ONE person at a time. When you choose to spend your life with one person you are practicing monogamy.

11. monastery a sacred place where a group of monks live, work, and worship as ONE. Monasteries are not just religious sites, many are also extremely beautiful architectural masterpieces.