Synonym: exceptional, extraordinary, marvelous, miraculous, remarkable, wonderful. Similar words: phenomenon, venom, stenographer, venomous, in the name of, denomination, penalty, arsenal. Meaning: [fɪ'nɑmɪnl /-'nɒ-] 
adj. 1. of or relating to a phenomenon 2. exceedingly or unbelievably great.
adj. 1. of or relating to a phenomenon 2. exceedingly or unbelievably great. 121, Their results have been phenomenal, with typical drop-out rates of less than 5%.
More similar words: phenomenon, venom, stenographer, venomous, in the name of, denomination, penalty, arsenal, venality, nominally, noumenon, menace, by no means, astronomer, amenable, menagerie, the death penalty, moment, foment, momentum, in a moment, momentary, momentous, at the moment, for the moment, at this moment, not to mention, come home, commencement, amendment.