Noun
1. (linguistics) the form of a word after all affixes are removed;
"thematic vowels are part of the stem"2. a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
3. cylinder forming a long narrow part of something
4. the tube of a tobacco pipe
5. front part of a vessel or aircraft;
"he pointed the bow of the boat toward the finish line"6. a turn made in skiing; the back of one ski is forced outward and the other ski is brought parallel to it