secondary

Fetched 2026-10-26 (cache).

Synonyms: secondarily, secondly, seconder, seconders, secondaire

Antonyms: secondarily, secondly, seconder, seconders, secondaire

Related words from Datamuse; suggestions, not definitions.

Adjective

1. Next in order to the first or [[primary]]; of second place in origin, rank, etc.
2. Originating from a deputy or delegated person or body.
3. {{lb|en|organic chemistry}} Derived from a parent compound by replacement of two atoms of hydrogen by organic radicals.
4. {{lb|en|geology}} Produced by [[alteration]] or [[deposition]] [[subsequent]] to the formation of the original rock mass.
5. {{lb|en|geology}} Developed by [[pressure]] or other causes.
6. {{lb|en|anatomy}} Pertaining to the second [[joint]] of the wing of a bird.
7. {{lb|en|medicine}} Dependent or [[consequent]] upon another [[disease]], or occurring in the second stage of a disease.
8. Of less than [[primary]] importance.
9. {{lb|en|education}} Related to [[secondary education]], i.e. schooling between the ages of (approximately) 11 and 18.
10. {{lb|en|manufacturing}} Relating to the [[manufacture]] of [[good]]s from [[raw material]]s.
11. {{lb|en|of a [[color]]}} Formed by [[mix]]ing [[primary colour|primary colors]].
12. {{lb|en|taxonomy|not|_|comparable}} Representing a reversion to an ancestral state.

Noun

1. {{lb|en|ornithology}} Any [[flight feather]] attached to the [[ulna]] (forearm) of a bird.
2. {{lb|en|aviation}} A [[radar]] [[return]] generated by the response of an aircraft's [[transponder]] to an [[interrogation]] signal [[broadcast]] by a radar installation, containing additional [[encode]]d identification and situational data not available from a simple [[primary]] return.
3. {{lb|en|military}} The second stage of a multistage [[thermonuclear weapon]], which generates a [[fusion]] explosion when [[implosion|imploded]] as an indirect result of the [[fission]] explosion of the [[primary]], and which, in a few extremely large weapons, itself implodes a fusion [[tertiary]].
4. {{lb|en|finance}} An act of issuing more [[stock]] by an already publicly traded corporation.
5. {{lb|en|American football|Canadian football}} The [[defensive back]]s.
6. {{lb|en|electronics}} An [[inductive]] [[coil]] or [[loop]] that is magnetically [[powered]] by a [[primary]] in a transformer or similar.
7. One who occupies a [[subordinate]] or [[auxiliary]] place; a [[delegate]] [[deputy]].
8. {{lb|en|astronomy}} A [[secondary circle]].
9. {{lb|en|astronomy}} A [[satellite]].
10. {{lb|en|education}} A [[secondary school]].
11. {{ellipsis of|en|secondary colour}}.
12. Anything secondary or of lesser importance.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.