Definitions:

1. (of a clause) unable to stand alone syntactically as a complete sentence adjective
   • a subordinate (or dependent) clause functions as a noun or adjective or adverb within a sentence
2. relying on or requiring a person or thing for support, supply, or what is needed adjective
   • dependent children

Synonyms:

• dependant
• drug-addicted
• hooked
• pendant
• pendent
• qualified
• strung-out
• subject
• subordinate