from The Century Dictionary and Cyclopedia
- Same as catalytic.
Sorry, no etymologies found.
You think that was one of the catalytical factors here?
"It was something magical and catalytical," remarked Denis Hayes, "touching a huge cross-section of Americans."
14 Chiang et al, "In vitro antiviral activities of Caesalpinia pulcherrima and its related flavonoids," Journal of Antimicrobial Chemotherapy 52: 194-198 (2003) 15 Ferraresi et al, "Essential requirement of reduced glutathione (GSH) for the anti-oxidant effect of the flavonoid quercetin," Free Radical Research 39 (11): 1249-1258 (2005) 16 Myhrstad et al, "Flavonoids increase the intracellular glutathione level by transactivation of the gamma-glutamylcysteine synthetase catalytical subunit promoter," Free Radical Biology