Noun

• S: (n) collector, aggregator (a person who collects things)
• S: (n) collector, gatherer, accumulator (a person who is employed to collect payments (as for rent or taxes))
• S: (n) collector (a crater that has collected cosmic material hitting the earth)
• S: (n) collector (the electrode in a transistor through which a primary flow of carriers leaves the region between the electrodes)