Noun

(wikipedia ecotype) (en noun)

(ecology) A group of organisms, normally a subdivision of a species, that is adapted to a specific environment.

* 1995 , C. Wayne Smith, Crop Production: Evolution, History, and Technology , page 234,

These four Japanese introductions probably were of the Japonica ecotype .

* 1997 , Steven R. Radosevich, Jodie S. Holt, Claudio Ghersa, Weed Ecology: Implications for Management page 78,

She collected rhizomes of two ecotypes', a northern '''ecotype''' originally from Yellowstone County, Montana, and a southern ' ecotype from an agricultural field near Hollister, California.

* 1997 , Mark R. Macnair, The evolution of plants in metal-contaminated environments'', in Rudolf Bijlsma, Volker Loeschcke (editors), ''Environmental Stress, Adaptation, and Evolution , page 19,

The more interesting question is, What is the difference between an endemic and an ecotype ?

Noun

(varieties)

The quality of being varied; diversity.

A specific variation of something.

A number of different things.

*

, title=(The Celebrity), chapter=4 , passage=One morning I had been driven to the precarious refuge afforded by the steps of the inn, after rejecting offers from the Celebrity to join him in a variety of amusements. But even here I was not free from interruption, for he was seated on a horse-block below me, playing with a fox terrier.}}

* {{quote-magazine, date=2013-01, author=Katie L. Burke, volume=101, issue=1, page=64, magazine=(American Scientist)

, title= Ecological Dependency , passage=In his first book since the 2008 essay collection Natural Acts: A Sidelong View of Science and Nature , David Quammen looks at the natural world from yet another angle: the search for the next human pandemic, what epidemiologists call “the next big one.” His quest leads him around the world to study a variety of suspect zoonoses—animal-hosted pathogens that infect humans.}}

A state of constant change.

(taxonomy) A rank in a taxonomic classification, below species and subspecies.

(cybernetics) The total number of distinct states of a system.

(cybernetics) Logarithm of the base 2 of the total number of distinct states of a system.

(linguistics) A term used for a specific form of a language, neutral to whether that form is a dialect, accent, register, etc. and to its prestige level.

The class of all algebraic structures of a given signature satisfying a given set of identities.