Meaning: middle
Root word: Latin medius, mediare
Roots with similar meanings:
Roots with opposite meanings:
Roots that could be confused:
- medic- meaning “to heal”
Notes:
Derived English Words
Commonly encountered words are in bold.
Medial – Positioned toward the midline or center of the body or an object. For example, in anatomy, a body part is described as medial if it is closer to the center line of the body (e.g., the nose is medial to the eyes).
Median – Situated exactly in the middle. In anatomy, the median plane (also called the midsagittal plane) divides the body into equal left and right halves.

Mediolateral – Pertaining to or extending from the middle (medial) to the side (lateral).
Immediate – Without anything in between; direct or instantaneous.
Mean – In mathematics, the average value; also can mean a middle or moderate level.
Median – Situated in the middle; in statistics, the middle value in a set of numbers.
Medium – A middle state or condition; also refers to a means of conveying something (e.g., information, art).
Media – The plural of “medium”; refers to channels of communication or means of conveying information.
Multimedia – The use of multiple means of communication or expression (e.g., video, audio, text).
Mediate – To act as an intermediary or to bring about an agreement between parties.
Mediation – The process of resolving disputes with the help of an intermediary.
Mediator – A person who helps facilitate communication and negotiation between parties to resolve a conflict or reach an agreement.
Intermediary – A person or thing that acts as a go-between or mediator.
Medieval – Referring to the Middle Ages, the period between ancient and modern times.
Mediocre – Of average or moderate quality; not outstanding.
Mediterranean – The sea between Europe, Asia and Africa. (Derived from “medius” and “terra” (earth/land), meaning “in the middle of the land”)

Moiety – One of two equal parts; half or a portion (commonly used in anthropology and chemistry).
Antemeridian – Before midday; often abbreviated as “AM”.
Postmeridian – After midday; often abbreviated as “PM”.
Dimidiation – The division of something into halves or partial segments (often used in heraldry to describe split designs).
Submediant – In music, the sixth degree of a diatonic scale, positioned midway between the tonic and subdominant.
Other Uses
Links
List of Greek and Latin roots in English – Wikipedia
Other Roots Used in These Words
| Root | Meaning |
| ante- | before |
| inter- | between |
| later- | side |
| post- | after |
| sub- | below |
| terra- | earth, land |
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