These adjectives mean existing or occurring at the same time. Contemporary is used more often of persons, contemporaneous of events and facts: The composer Salieri was contemporary with Mozart. A rise in interest rates is often contemporaneous with an increase in inflation.Simultaneous more narrowly specifies occurrence of events at the same time: The activists organized simultaneous demonstrations in many major cities.Synchronous refers to correspondence of events in time over a short period: The dancers executed a series of synchronous movements.Concurrent implies parallelism in character or length of time: The mass murderer was given three concurrent life sentences.Coincident applies to events occurring at the same time without implying a relationship: “The resistance to the Pope's authority . . . is pretty nearly coincident with the rise of the Ottomans” (John Henry Newman). Concomitant refers to coincidence in time of events so clearly related that one seems attendant on the other: He is an adherent of Freud's theories and had a concomitant belief in the efficacy of psychoanalysis.
Res Judicatae in 1892 and various other volumes followed, for he was in request among publishers and editors, and his easy charm of style and acute grasp of interesting detail gave him a front place among contemporary men of letters.
But the tale is not contemporary, and is an obvious copy of the story told of Jacques de Molay, grand-master of the Temple, and Philippe Le Bel.