A substance, odor, or stimulus that draws or attracts something toward it, especially used in biology for chemicals that attract animals or insects.
Formed from 'attract' plus the suffix '-ant' (from Latin '-ant-'), which creates nouns meaning 'something that does an action.' It's related to present participles and agent nouns describing the thing performing an action.
Pest control scientists and perfume chemists speak fluently about 'attractants'—sex attractants for insects, food attractants for rodents, scent attractants for dogs. It's a word that bridges chemistry and biology, describing molecules that have behavioral effects on living creatures.
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