Meanings
plural hot reactors
- human sciencesA person whose blood pressure and heart rate increase abnormally in response to stress.First known use since 1980s
Secondly, BP and HR values at baseline and during test activity, and change scores (ie baseline level minus level during activity) are fairly stable on retesting. In other words, a hot reactor is still likely to be a hot reactor 6 months later.
1982, RS Eliot, JC Buell, TM Dembroski, “Bio–Behavioural Perspectives on Coronary Heart Disease, Hypertension and Sudden Cardiac Death”, in Acta Medica Scandinavica
Origin
Coined by Dr. Robert Eliot et al c. 1982
Full word history & related roots →Cite this entry
hot reactor. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/hot%20reactor
“hot reactor.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hot%20reactor. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “hot reactor,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/hot%20reactor.
Source: hot reactor on Wiktionary, CC BY-SA 4.0.