fiducial

American  

[fi-doo-shuhl, -dyoo-] / fɪˈdu ʃəl, -ˈdyu- /

adjective

1. accepted as a fixed basis of reference or comparison.

   a fiducial point; a fiducial temperature.

2. based on or having trust.

   fiducial dependence upon God.

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fiducial British  

/ fɪˈdjuːʃɪəl /

adjective

1. physics used as a standard of reference or measurement

   a fiducial point

2. of or based on trust or faith

3. law a less common word for fiduciary

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Other Word Forms

• fiducially adverb
• unfiducial adjective

Etymology

Origin of fiducial

1565–75; < Late Latin fīdūciālis, equivalent to fīdūci ( a ) trust (akin to fīdere to trust) + -ālis -al ¹

Example Sentences

Image: Boston Dynamics The charging station works using “fiducial markers,” small QR-code-like pictures that Spot’s cameras can identify and use to navigate.

From The Verge

But Facebook is claiming that its system will work more smoothly and consistently than other AR platforms, and that will be simple for people to turn their posters or images into fiducial markers.

From The Verge

The university's team are also responsible for a set of fiducial markers, objects which give a point of reference to guarantee the cameras are pointing in the right direction.

From BBC

In the past, the board felt responsible for fiducial help and there wasn’t a good communication with the science staff.

From Science Magazine

This basic scheme is overlaid with “fiducial” points which act as anchors for the modelling.

From Economist