fixed point

British  

noun

1. physics a reproducible invariant temperature; the boiling point, freezing point, or triple point of a substance, such as water, that is used to calibrate a thermometer or define a temperature scale

2. maths a point that is not moved by a given transformation

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Example Sentences

A different measure is to compare economies using dollars from a fixed point in time, thus eliminating the effects of inflation.

From The Wall Street Journal

With scarcely a right angle, and therefore no fixed point for my eyes to rest, the interior kept giving me differing impressions.

From The Wall Street Journal

Write down your goals focusing on "direction and experience rather than a fixed point".

From BBC

Whereas Penelope knew quite well that home was not a fixed point on a map.

From Literature

There may be enough lateral movement in his stroke to suggest he is not stabilising to a fixed point.

From BBC