Here is an index of Marketing Terminology I’ve used in my blogs.
'Ctrl+F' on PC or
'Cmd+F' on Mac to find the term you’re looking for.
Lead: a person who has in some way, shape, or form indicated an interest in your company’s product or service.
Lead generation: the process of attracting and converting strangers and prospects into someone who has indicated an interest in your company’s product or service.
For a more intensive list, check out this article:
FlightMedia – 104 Marketing And Sales Terms Everyone Should Know