Sentence examples for this is usually defined from inspiring English sources

This is usually defined as how much hotter the Earth will get for each doubling of CO₂ concentrations.

Take instantaneous velocity, for example: this is usually defined as the limit of average velocities over successively smaller temporal neighborhoods of that point.

This is usually defined by the health differences inherent in age sub-groups within the older population but also may be applied to relationships with technology among the old.

In all but one of the studies a successful outcome included the absence of post-operative trichiasis; this is usually defined as no lashes touching the eye.

"California bungalows like this are usually defined as small one- or 1 1/2-story houses with main rooms that flow together.

This motion is usually defined as a parametric transformation such as translation, rotation, and affine.

This constraint is usually defined by the interference level at the PU receiver and/or the outage probability, which is defined as the probability that the interference level is beyond a given threshold.

This suspicion is usually defined by the presented symptoms or signs.

In astronomy, this area is usually defined as a region of the field where the variation of the RMS wavefront error between any two points does not exceed 1 rad [ 5].

This model is usually defined for a binary mixture of substances 1 and 2 by Equation 3: where c1 and c2 are the individual concentrations of the substances 1 and 2 constituting the mixture that produces an effect x, and EC x1 and EC x2 denote the equivalent effect concentrations of the single substances 1 and 2 that alone would produce the same effect x as the mixture.

A ripped muscle in this category is usually defined as a "full" rupture.