spec·tros·co·py 
(spĕk-trŏskə-pē)
(spĕk-trŏskə-pē)n. pl. spec·tros·co·pies
1. The study of spectra, especially experimental observation of optical spectra or mass spectra, to determine the properties of their source.
2. A variety or instance of such study.
spec·trosco·pist n.
- stereoscopist
- stereoscopy
- stereotactic
- stereotactical
- stereotactically
- stereotactic radiosurgery
- stereotaxic
- stereotaxical
- stereotaxically
- stereotaxis
- stereotaxy
- stereotype
- stereotyped
- stereotyper
- stereotypic
- stereotypical
- stereotypically
- stereotypy
- stereovision
- steric
- sterical
- sterically
- sterigma
- sterigmatic
- sterilant