A separator that employs cyclonic separation

(astronomy) The moment when the sun crosses the celestial equator while heading southward, occurring on September 22–23. That would be autumnal equinox in the northern hemisphere and vernal equinox in the southern hemisphere.

plural of separation energy

plural of September equinox

(Internet slang) Synonym of Eternal September

Alternative spelling of Sept.. / A surname.

plural of separation anxiety

A form of separation of duties which is enforced at the user-role assignment level rather than dynamically based on previous user actions.

(security) The requirement that two or more people must be involved in order to complete a high-risk task.

(lepidopterology) The geometrid moth Ennomos erosaria.