coeval

adj

1. (not-comparable)Of the same age or era; contemporary.

   “Anything coeval with that clock will fetch a hefty price!”

   “The Baralaba Coal Measures are coeval with the Bandana Formation.”

   “If, however, Orientalists be right in their interpretation of the name of Artaxerxes' queen, Parisatis, as Pari-zadeh (Peri-born), the Peri must be coeval with the religion of Zoroaster.”

   “The differences between the Sao Khua dinosaur assemblage and the roughly coeval assemblages in China, notably those from the Jehol Group of NE China, have already been noted, and several hypotheses have been put forward, including differences in taphonomic conditions, and the existence of geographical or environmental barriers (Buffetaut et al. 2006; Fernandez et al. 2009).”

noun

1. Something of the same era.

   “The telephone and television are coevals in that film.”

2. Somebody of the same age.

   “[…] the fey grace, the elusive, shifty, soul-shattering, insidious charm that separates the nymphet from such coevals of hers […]”

   ““That's your coeval, Keluga. He's trying to write the entire Roget's as a series of nested, rule-based schematics. Containment, relation, exclusion . . .” “Coeval? I'm thirty-five, Lentz. That guy's a kid.””