fiat. 1  an authoritative decree, sanction, or order: a royal fiat. Synonyms: authorization, directive, ruling, mandate, diktat, ukase. 2  a fixed form of words containing the word fiat, by which a person in authority gives sanction, or authorization.
Definitions for heartiness. Here are all the possible meanings and translations of the word heartiness. Princeton's WordNet(0.00 / 0 votes)Rate this definition: vigor, vigour, dynamism, heartiness(noun) active strength of body or mind. heartiness, wholeheartedness(noun) the quality of hearty sincerity.
Look up granular in Wiktionary, the free dictionary. Granularity (also called graininess, the quality of being grainy) is the extent to which a material or system is composed of distinguishable pieces or grains.