adjunct
noun
something added to another thing but not an essential part of it
a person who is an assistant or subordinate to another
a construction that can be used to extend the meaning of a word or phrase but is not one of the main constituents of a sentence
adjective
furnishing added support
“an ancillary pump”
“an adjuvant discipline to forms of mysticism”
of or relating to a person who is subordinate to another
Synonymsassistant
Source: WordNet 3.1, Princeton University
