The term "nexialitic" does not appear in the provided search context as a recognized word or concept. It may be a misspelling or a non-standard variation of "nexialist", which refers to a person skilled in interdisciplinary thinking—specifically, the integration of knowledge across different fields of study.

Nexialism, the underlying concept, was first introduced by science fiction author A.E. Van Vogt in his 1950 novel The Voyage of the Space Beagle. It describes a method of connecting knowledge from diverse disciplines in an orderly, practical way to solve complex problems. A nexialist is someone who can bridge gaps between specialists, often acting as a "bridge-builder" in teams or projects.

While "nexialitic" is not a standard term in the context of Van Vogt’s original work, the Nexial test automation platform (a separate entity) is sometimes associated with the name, though it is unrelated to the philosophical or interdisciplinary concept of nexialism.

In short: "Nexialitic" is not a recognized term—the intended concept is likely "nexialist" or "nexialism", rooted in interdisciplinary problem-solving.