scavenger-n; 3 Senses

Sense Number 1: a person who collects discarded things

Commentary: SCAVENGER[+entity][+organism][+person][+collector][+discards]

Scavengers go through the park each morning, collecting cans for the deposit.
We went on a scavenger hunt at the junk yard to find a replacement door for the car.

WordNet 3.0 Sense Numbers: 2

Sense Number 2: an animal that eats decayed material, carrion

Commentary: SCAVENGER[+entity][+organism][+animal][+eater][+decay][+carrion/+refuse]

Vultures are scavengers of the kills of other animals.
Many types of insects are scavengers.

WordNet 3.0 Sense Numbers: 3

Sense Number 3: chemical agent that removes impurities

Commentary: SCAVENGER[+substance][+chemical][+agent][+remover][+impurities]

The institute is developing chemical agent scavengers based on artificially mutated enzymes.
It involves the selection of a scavenger or chelating agent to remove metallic impurities from the polymers.

WordNet 3.0 Sense Numbers: 1