Mora

noun

1. The minimal unit of metrical time in quantitative verse, equal to the short syllable.
2. A unit of phonological quantity based on both vowel quantity and the occurrence of consonants within a given syllable.
3. An old game still common in Italy, in which one of the players, after raising the right hand, suddenly lowers it, with one or more of the fingers extended, the other players trying to guess the number so extended.
4. In ancient prosody, the unit of time, equivalent to the ordinary or normal short; the semeion or primary time. See time.
5. In civillaw, any unjustifiable delay in the fulfilment of an obligation, for which the party delaying is responsible.