secondary

Definitions

1. Any flight feather attached to the ulna (forearm) of a bird.
2. Next in order to the first or primary; of second place in origin, rank, etc
3. A radar return generated by the response of an aircraft's transponder to an interrogation signal broadcast by a radar installation, containing additional encoded identification and situational data not available from a simple primary return.
4. Originating from a deputy or delegated person or body
5. The second stage of a multistage thermonuclear weapon, which generates a fusion explosion when 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.
6. Derived from a parent compound by replacement of two atoms of hydrogen by organic radicals
7. An act of issuing more stock by an already publicly traded corporation.
8. Produced by alteration or deposition subsequent to the formation of the original rock mass
9. The defensive backs.
   Canadian
10. Developed by pressure or other causes
11. An inductive coil or loop that is magnetically powered by a primary in a transformer or similar.
12. One who occupies a subordinate or auxiliary place; a delegate deputy.
13. A secondary circle.
14. A satellite.
15. A secondary school.
16. Ellipsis of secondary colour.
    abbreviation, alt-of, ellipsis
17. Anything secondary or of lesser importance.

Equivalents

Examples

“the secondary, or undersheriff, of the city of London”

“Old Escalus […] is thy secondary.”

“There are four secondaries in this district, each with several thousand pupils.”

CEFR level