1. Thermidorian - Noun
2. Thermidorian - Adjective
Thermidorian (plural Thermidorians)
(history) Someone who took part in, or supported, the overthrow of Robespierre on the 9th Thermidor (27 July) 1794.
(history) Pertaining to such people (in French history).
Designating a relatively moderate reaction to a revolution.
Source: en.wiktionary.orgBased on this event, the term "Thermidorian" entered the Marxist vocabulary as referring to revolutionaries who destroy the revolution from the inside and turn against its true aims. Source: Internet
On 27 July 1794, the Thermidorian Reaction led to the arrest and execution of Robespierre. Source: Internet