(obsolete) A grimace.

An engine that has only a single stage, contrasting to a compound engine, compound locomotive, or triple expansion engine, which use multiple stages to improve efficiency.

plural of simple engine

That simulates.

(grammar) A grammatical case expressing similarity.

Alternative spelling of facsimile

(mathematics) finite sets of equations whose common solutions are sought

plural of simple English

A mixture of sugar and water used as a basis for sauces and preserves, as well as a mixer in mixed drinks

plural of simple syrup