adjective, noun, verb, -nat⋅ed, -nat⋅ing.| 1. | placed in or belonging to a lower order or rank. |
| 2. | of less importance; secondary. |
| 3. | subject to or under the authority of a superior. |
| 4. | subservient or inferior. |
| 5. | subject; dependent. |
| 6. | Grammar.
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| 7. | Obsolete. submissive. |
| 8. | a subordinate person or thing. |
| 9. | to place in a lower order or rank. |
| 10. | to make secondary (usually fol. by to): to subordinate work to pleasure. |
| 11. | to make subject, subservient, or dependent (usually fol. by to): to subordinate passion to reason. |

The use of expressions that make one element of a sentence dependent on another. In the following sentence, the first (italicized) clause (also called a subordinate clause) is subordinate to the second clause: “Despite all efforts toward a peaceful settlement of the dispute, war finally broke out.” (Compare coordination, dependent clause, and independent clause.)