A professional dancer
You can find the definition of "autoclaves" here: http://en.wikipedia.org/wiki/Autoclave
One can find the definition of bundling on any online dictionary database or in a actual dictionary book. There are many places to find the definition if this term.
Simple. You can find definition in dictionary. If not search in the search engines like google.
There are many places you could go to find the definition of venal. Your local library will have many dictionaries and thesauruses to use. These will help you to quickly find a basic definition.
Lets go find the definition to impression?
One can find the definition of 'intersections' either in a dictionary or on an online dictionary. One may also ask a credible source for the definition such as a teacher.
Vesta cases are typically small containers used to hold vesta (matches) in the past. You may find the definition in vintage fashion or accessory books, historical literature, or museums specializing in antique items. Online antique shops or websites dedicated to vintage collectibles may also provide more information on vesta cases.
In the dictionary
In a dictionary.
Where you find all definitions, in a dictionary.
One can actually find the urban definition of nixers in the Urban Dictionary. The definition of nixers: a second job done illegally or without reporting for tax purposes.