<p><strong>Adjective</strong></p><ul><li>next after the first in order, place, time, etc.</li><li>belonging or pertaining to a second order, division, stage, period, rank, grade, etc.</li><li>dependent on or generated by something more basic; derivative.</li><li>pertaining to or being a derived or derivative account, an evaluation of original data, etc.; not primary or original, as in secondary source, secondary research.</li><li>of minor or lesser importance; subordinate; auxiliary.</li><li>Synonyms: backup, supplementary, subsidiary.</li><li>of or relating to secondary schools.</li><li>Chemistry: involving or obtained by the replacement of two atoms or groups.</li><li>noting or containing a carbon atom united to two other carbon atoms in a chain or ring molecule.</li><li>Electricity: noting or pertaining to the current induced by a primary winding or to the winding in which the current is induced in an induction coil, transformer, or the like.</li><li>Geology: noting or pertaining to a mineral produced from another mineral by decay, alteration, or the like.</li><li>Grammar: (of a derivative) having a root or other unanalyzable element that is itself a word or free form: The word “glazier” is a secondary derivative formed by adding a suffix to “glaze.”</li><li>having reference to past time; noting or pertaining to a past tense: Compare primary.</li><li>Ornithology: pertaining to any of a set of flight feathers on the second segment of a bird's wing.</li><li>Linguistics: of, relating to, or characteristic of a secondary accent: secondary stress.</li></ul><p><strong>Noun</strong></p><ul><li>plural: secondaries.</li><li>a person or thing that is secondary.</li><li>a subordinate, assistant, deputy, or agent.</li><li>Electricity: a winding in a transformer or the like in which a current is induced by a primary winding.</li><li>Ornithology: a secondary feather.</li><li>Football: the defensive unit that lines up behind the linemen.</li><li>Linguistics: secondary accent.</li></ul><p><strong>End of Response</strong></p>