English adjective: supplemental | |||
1. | supplemental functioning in a supporting capacity | ||
Samples | The main library and its auxiliary branches. | ||
Synonyms | auxiliary, subsidiary, supplementary | ||
Similar | secondary | ||
Antonyms | primary | ||
2. | supplemental added to complete or make up a deficiency | ||
Samples | Produced supplementary volumes. | ||
Synonyms | supplementary | ||
Similar | additive | ||
Antonyms | subtractive | ||