Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of stem is as below...
Stem (n.) A curved piece of timber to which the two sides of a ship are united at the fore end. The lower end of it is scarfed to the keel, and the bowsprit rests upon its upper end. Hence, the forward part of a vessel; the bow..