Tempra uncommon noun 1. an analgesic for mild pain; also used as an antipyretic; (Datril and Tylenol and Panadol and Phenaphen and Tempra and Anacin III are trademarks of brands of acetaminophen tablets) SynonymsacetaminophenDatrilTylenolPanadolPhenaphenAnacin III Related words Broader terms analgesic WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.