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Accidental

Adjective 1. Happening unexpectedly or by chance. (biology-online.org) 2. Refers to the occurrences or existence of all those species that would not be found in a particular region under normal circumstances....

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Acclimation

/a-klə-ˈmā-shən, -ˌklī-/ Noun 1. In English-speaking countries other than the US, is the process in which an individual organism adjusting to a gradual change in its environment (such as a change in temperature, humidity, photoperiod, or pH), allowing it to maintain performance across a range of environmental conditions. (wikipedia.org) 2. Adaptation to a new climate (a new temperature or altitude or environment). (biology-online.org) 3. To accustom or become accustomed to a new climate or environment; adapt. (Dictionary.com) 4. The adaptation of an organism to its natural climatic environment. (wiktionary.org) Also called...

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Accommodation

/əˌkäməˈdāSHən/ Noun 1. The process by which the vertebrate eye changes optical power to maintain a clear image (focus) on an object as its distance varies. Accommodation acts like a reflex, but can also be consciously controlled. (wikipedia.org) 2. (Ophthalmology, Physiology) Adjustment, especially that of the eye for various distances resulting in pupil constriction or dilatation. (biology-online.org) 3. The automatic adjustment of the focus of the eye by flattening or thickening of the lens. (Google dictionary) Word origin: From Latin accommodātiō (“adjustment, accommodation, compliance”), from accommodō (“adapt, put in...

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