(organic chemistry) Any metathesis reaction in which both double bonds are part of the same molecule.

The condition, fact, or quality of being self-evident.

Self-awareness; knowledge of, or familiarity with, oneself. / Self-centredness, egotism.

Trust in one's positive characteristics; self-confidence; self-worth.

That takes part in self-organization

(law) In the law of evidence, being a piece of evidence that will automatically be presumed authentic for purposes of admissibility based on the character of the evidence itself. Examples include certified copies of public or business records, official publications of government agencies, and newspaper articles.

self-raising

(of flour) Capable of rising without added leavening agent.

plural of self-treatment

(medicine) The action of attempting to cure one's own medical condition. / (medicine) A method or substance intended to permit the user to cure their own medical condition.