Wiktionary
a. (context mathematics logic English) describing the second in a numerical sequence of models, languages, relationships, forms of logical discourse etc
Wikipedia
Second-order generally indicates an extended or higher complexity. Specific uses of the term include:
in mathematics and logic
- Second-order differential equation, a differential equation in which the highest derivative is the second
- second-order logic, an extension of predicate logic
- second-order arithmetic, an axiomatization allowing quantification of sets of numbers
- in perturbation theory, a second-order perturbation may be obtained iteratively
in science and engineering
- second-order fluid, an extension of fluid dynamics
- Second-order reaction, in chemical kinetics, a reaction in which the rate is proportional to the square of a reactant's concentration
- a second-order Fresnel lens has a focal length of approximately
in psychology and philosophy
- Second-order desire, the desire to have a desire for something
- Second-order simulacra, a symbol with no real object to represent
- Second-order conditioning, a form of learning from previous learning
- Second-order stimulus, a visual stimulus distinguished by an aspect other than luminance
in religion
- Second Order, the cloistered nuns who are affiliated with mendicant orders of friars
Usage examples of "second-order".
But, if this person begins to self-blame, awfulize, and worry endlessly that the stage fright might get worse or ruin the next performance, these second-order stage fright worries can soon become more of a problem than the mild-to-moderate anxiety feelings while performing.
Overlaid on the eternal drift of the lines toward the Crust there were pulses of line-bunching: the tight, sharp crowdings that marked the days, and the slower, more complex second-order oscillations which humans used to count their months.
There is, it turns out, a certain critical size for the three-dimensional Holtzman Effect field: if the field is smaller than this size and it is itself enclosed within a globular planar effect field, a second-order of the inner surface of a planar field is manifested.
Some therapists would put aside the second-order concerns for a while and go straight to reducing the stress reaction while performing.
That is, a second-order of stressful problems (self-doubts and self-criticism) develops that could overwhelm or sabotage the mending of the original problem (the performance anxiety).
His run of DOOM PATROL is a second-order, self-reflexive comic: it perverts and reinterprets the original book (written by Arnold Drake and drawn by Bruno Premiani) that appeared from the mid-60s to the early 70s (in the so-called Silver Age of comics).