Skip to main content
supplementary

supplementary

9 4.7
An extra part that makes something more complete or useful
  • adjective
  • /ˌsʌplɪˈmɛnˌtɛri/
translation icon : suplementario
  • She received supplementary funding to support her research project.
  • supplementary material
  • supplementary aids
  • supplementary income

So most of my supplementary protein has had to come in two forms, shakes and jerky.

Autoplay Next

Examples

  • Medical coverage refers to supplementary coverage for those on Medicare.

    Academic text (2013)
  • The final version of the survey may be seen in the online supplementary materials.

    Academic text (2013)
  • The books for students were purchased with money from the supplementary reading budget.

    Academic text (1991)
  • Social Security generally covers 75 percent of health care costs, with supplementary insurance covering the remaining 25%.

    Academic text (2017)
  • However, in many classrooms, those textbooks are online, as are many of the supplementary curriculum materials.

    Academic text (2011)
  • Collecting, drying, and shipping medicinal plants became a supplementary source of income for some rural Vermonters.

    Academic text (1991)
  • The teacher provided supplementary resources to help students understand the complex topics better.

  • The report included supplementary graphs that illustrated the data more clearly.

Synonyms

extra
vssupplementary
1.0

More than is needed or expected

is about adding to complete or support rather than being surplus
additional
vssupplementary
858 1.0

More than what is already there or was mentioned

focuses on completing or enhancing rather than just quantity
auxiliary
vssupplementary
69 6.5

Something that gives extra help or support

is used more generally for any added completing or enhancing role
supplemental
vssupplementary
52 5.0

Extra help or money that fills a gap in something

has the same meaning but is a different word form
complementary
vssupplementary
30 4.1

A thing that completes and improves another

also covers adding support or extras beyond just completion
ancillary
vssupplementary
  • Formal
16 7.3

Giving extra help or support to a main activity

is broader, applying to any added support or completion
subsidiary
vssupplementary
1 5.9

Helping and less important than the main part

means added support without implying subordination
suppletive
vssupplementary
9.0

Providing extra material or information to add to something

expresses the same idea using a different term
accessory
vssupplementary
4.1

Not necessary but used to give extra support or help

is used more generally to mean added completion or enhancement

Antonyms

2.5

Being most important or basic

537 1.9

Needed for something to work or succeed

Compounds

6.0

A government payment that adds money to a person's income to reach the legal minimum

How Supplementary

complementary
30 4.1
supplementary
9 4.7
additional
858 1.0

Surface Forms

supplementary positive
supplemental positive

Morphology

supplementary = supplement (transparent) = supplement + ary

Standard adjectival formation from the noun 'supplement' with a clear meaning 'related to or serving as a supplement'.

Etymology

Supplementary comes from an old Latin word supplere, which means 'to fill up'. Think of it as an extra part, like a supplement or extra supply, that fills what is missing, so it helps complete or support something.