plural of second helping

plural of second gear

Used other than figuratively or idiomatically: see split, second. / Alternative form of split-second

The nick of time; a brief moment.

(US, education) The period in school that comes after first grade and before third grade.

(topology) Such that its topology has a countable base, said of a topological space.

(Christianity) The prophesied return of Jesus Christ.

A sheet of paper on which a carbon copy is made.

plural of second opinion

An appraisal or diagnosis by a knowledgeable professional, such as a lawyer or physician, who has been consulted in order to confirm or disconfirm the advice or view of another person previously consulted.