moment
Noun

A particular point in time (synset 115269461)
hypernym: point, point in time  an instant of timehyponym:
 climax, culmination  the decisive moment in a novel or play
 eleventh hour, last minute  the latest possible moment
 moment of truth  a crucial moment on which much depends
 moment of truth  the moment in a bullfight when the matador kills the bull
 pinpoint  a very brief moment
 time  a suitable moment
 psychological moment  the most appropriate time for achieving a desired effect

An indefinitely short time (synset 115271664)
hypernym: time  an indefinite period (usually marked by specific attributes or activities)hyponym: blink of an eye, flash, heartbeat, instant, jiffy, new york minute, split second, trice, twinkling, wink  a very short time (as the time it takes the eye to blink or the heart to beat)

At this time (synset 115144992)
hypernym: nowadays, present  the period of time that is happening now; any continuous stretch of time including the moment of speechsynonym: here and now, present moment

Having important effects or influence (synset 105178101)
hypernym: significance  the quality of being significanthyponym:
 matter  (used with negation) having consequence
 hell to pay  dire consequences
synonym: consequence, import 
A turning force produced by an object acting at a distance (or a measure of that force) (synset 111503385)
hypernym: force  (physics) the influence that produces a change in a physical quantityhyponym:
 moment of inertia  the tendency of a body to resist angular acceleration
 moment of a couple  given two equal and opposite forces, the product of the force and the distance between them
 dipole moment  the moment of a dipole

The nth moment of a distribution is the expected value of the nth power of the deviations from a fixed value (synset 106031858)
domain category: statistics  a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parametershypernym: statistic  a datum that can be represented numericallyhyponym:
 second moment  the expected value of the square of the deviations of a random variable from the point of origin
 variance  the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value
Other Searches
 Rhyme: Dillfrog, RhymeZone
 Definition: Wiktionary, Dictionary.com, Wikipedia, MerriamWebster, WordNet
 Imagery: Google, Flickr, Bing