Supplementary vs Useful - What's the difference?

supplementary | useful | Related terms |

Supplementary is a related term of useful.


As adjectives the difference between supplementary and useful

is that supplementary is additional; added to supply what is wanted while useful is having a practical or beneficial use.

supplementary

English

Adjective

(en adjective)
  • Additional; added to supply what is wanted.
  • References

    *

    useful

    English

    Adjective

    (en adjective)
  • Having a practical or beneficial use.
  • * {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)
  • , title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

    Usage notes

    * Prepositions: useful'' is used in ''useful for '', ''useful for '' and ''useful to ''. The words ''useful to'' are also found in construction such as ''It is useful to do'', in which ''to marks an infinitive rather than being a preposition.

    Synonyms

    * noteful * serviceable * utilitarian

    Antonyms

    * unuseful * useless * harmful