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Definitions

secondary

[sek-uhn-der-ee] / ˈsɛk ənˌdɛr i /
ADJECTIVE
subordinate; less important
Synonyms
STRONGEST
inferior insignificant trivial unimportant
STRONG
accessory alternate auxiliary backup collateral contingent dependent dinky extra lower minor petty relief reserve second small subject subsidiary supporting tributary
WEAK
bush-league consequential inconsiderable lesser minor-league second-rate small-fry small-time subservient substract under
Antonyms
STRONGEST
consequential important significant useful valuable worthwhile
STRONG
big chief huge large main major necessary primary
WEAK
causative first-class first-rate source superior
ADJECTIVE
derivative
Synonyms
STRONG
auxiliary dependent resultant subordinate subsidiary
WEAK
borrowed consequent derivate derivational derived developed eventual indirect proximate resulting second-hand subsequent vicarious
Antonyms
STRONG
chief important necessary
WEAK
causative first-class first-rate primary source superior

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A group of secondary school students from Auchenharvie Academy in Stevenston, were also recognised for their efforts in promoting sustainability.

From BBC • Apr. 22, 2026

The heat that the reactors produce offers a secondary source of energy that can help industrial users.

From Barron's • Apr. 21, 2026

“Inadequate nutrition, particularly vitamin A deficiency, can impair the lining of the digestive tract, predisposing birds to inflammation and secondary illness.”

From Los Angeles Times • Apr. 20, 2026

The secondary market also suggests market prices and valuations are skewed.

From The Wall Street Journal • Apr. 20, 2026

It might also provide the kind of secondary, spin-off items of science that we like to see in federally supported research.

From "The Lives of a Cell" by Lewis Thomas

Vocabulary lists containing secondary

Set, Hut! Football Vocabulary

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myPerspectives 9.3

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