Noun
That division of the natural sciences which treats of the classification of animals and plants; the laws or principles of classification.
Source: Webster's dictionaryWe now have many of the answers that once eluded Darwin, thanks to two developments that he could not have imagined: continental drift and molecular taxonomy. Jerry Coyne
I have worked really hard to defy categorization, to break down a taxonomy whenever it comes my way. Rick Moody
Eventually you won't think of 'the Internet business.' You'll think of it more like news, weather, sports, but even that taxonomy isn't clear. Bill Gates
Genome sequencing has changed taxonomy. Richard Dawkins
'Death of a Salesman' is a brilliant taxonomy of the spiritual atrophy of mid-twentieth-century white America. John Lahr
A hierarchical taxonomy of quadrilaterals is illustrated by the figure to the right. Source: Internet