Touchstone Imaging is your trusted diagnostic medical imaging partner, with centers in Texas, Colorado, Oklahoma, Montana, Arkansas, and Florida.

touchstone suggests a simple test of the authenticity or value of something intangible.

Parasmani (lit. 'Touchstone'), a 1963 Indian film.

TOUCHSTONE definition: 1. an established standard or principle by which something is judged: 2. an established standard…. Learn more.

touchstone (of/for something) something that provides a standard against which other things are compared and/or judged. Grammar was regarded as the touchstone of all language …

TOUCHSTONE definition: a test or criterion for the qualities of a thing. See examples of touchstone used in a sentence.

touchstone (ˈtʌtʃˌstəʊn) n 1. a criterion or standard by which judgment is made

touchstone, n. & adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Welcome to the imaging center Texans can count on — Touchstone Imaging Plano! Our state-of-the-art, diagnostic imaging center offers MRI, CT scan, X-ray, and ultrasounds. Conveniently …

If you use one thing as a touchstone of another, you use it as a test or standard by which you judge the second thing.