What's the difference between moment and period?

Moment


Definition:

  • (n.) A minute portion of time; a point of time; an instant; as, at thet very moment.
  • (n.) Impulsive power; force; momentum.
  • (n.) Importance, as in influence or effect; consequence; weight or value; consideration.
  • (n.) An essential element; a deciding point, fact, or consideration; an essential or influential circumstance.
  • (n.) An infinitesimal change in a varying quantity; an increment or decrement.
  • (n.) Tendency, or measure of tendency, to produce motion, esp. motion about a fixed point or axis.

Example Sentences:

  • (1) At the moment we are, if anything, slightly lagging."
  • (2) Jonker kept sticking his nose in the corner and not really cooperating, but then came a moment of stillness.
  • (3) A triphasic pattern was evident for the neck moments including a small phase which represented a seating of the headform on the nodding blocks of the uppermost ATD neck segment, and two larger phases of opposite polarity which represented the motion of the head relative to the trunk during the first 350 ms after impact.
  • (4) Moments later, Strauss introduces the bold human character with an energetic, upwards melody which he titles "the climb" in the score.
  • (5) It is a moment to be grateful for what remains of Labour's hard left: an amendment to scrap the cap was at least tabled by John McDonnell and Jeremy Corbyn but stood no chance.
  • (6) I just know that in that moment he’s not in condition to carry on in the game.
  • (7) It is an intriguing moment: the new culture secretary, Sajid Javid, who was brought in to replace Maria Miller last month, is something of an unknown quantity.
  • (8) Such a science puts men in a couple of scientific laws and suppresses the moment of active doing (accepting or refusing) as a sufficient preassumption of reality.
  • (9) Provided that adequate reflection is given and the appropriate moment chosen, it is well tolerated and provides all the necessary information.
  • (10) At the moment the MPA makes the appointments in consultation with the Met commissioner, Sir Paul Stephenson.
  • (11) Moments later, explosive charges blasted free two tungsten blocks, to shift the balance of the probe so it could fly itself to a prearranged landing spot .
  • (12) Conservative commentators responded with fury to what they believed was inappropriate meddling at a crucial moment in the town hall debate.
  • (13) "At the moment there are about 1,600 criminal justice firms, and they all have a contract with the lord chancellor.
  • (14) But at least one customer signalled that America's gun lobby might be on the cusp of a moment of introspection.
  • (15) One of the things Yang has said he wants to investigate is: "This state we're in ... a moment when we have to negotiate our past while inventing our present."
  • (16) At the moment they’re playing some of the best football I’ve seen from any Tottenham team for many, many years.
  • (17) The history of events at the end of 2010, from the moment on 4 November when Cable called in the regulators, shows how relentlessly James Murdoch and his PR man Frédéric Michel lobbied and berated the politicians who were trying to stand in their way.
  • (18) Can somebody who is not a billionaire, who stands for working families, actually win an election into which billionaires are pouring millions of dollars?” Naming prominent and controversial rightwing donors, he said: “It is not just Hillary, it is the Koch brothers, it is Sheldon Adelson.” Stephanopoulos seized the moment, asking: “Are you lumping her in with them?” Choosing to refer to the 2010 supreme court decision that removed limits on corporate political donations, rather than address the question directly, Sanders replied: “What I am saying is that I get very frightened about the future of American democracy when this becomes a battle between billionaires.
  • (19) It is that beautiful moment when the original Metamorphosis is destroyed so that it can be refashioned for a global community of readers in dire need of new forms of storytelling.
  • (20) It came in a mix of joy and sorrow and brilliance under pressure, with one of the most remarkable things you will ever see on a basketball court in the biggest moment.

Period


Definition:

  • (n.) A portion of time as limited and determined by some recurring phenomenon, as by the completion of a revolution of one of the heavenly bodies; a division of time, as a series of years, months, or days, in which something is completed, and ready to recommence and go on in the same order; as, the period of the sun, or the earth, or a comet.
  • (n.) A stated and recurring interval of time; more generally, an interval of time specified or left indefinite; a certain series of years, months, days, or the like; a time; a cycle; an age; an epoch; as, the period of the Roman republic.
  • (n.) One of the great divisions of geological time; as, the Tertiary period; the Glacial period. See the Chart of Geology.
  • (n.) The termination or completion of a revolution, cycle, series of events, single event, or act; hence, a limit; a bound; an end; a conclusion.
  • (n.) A complete sentence, from one full stop to another; esp., a well-proportioned, harmonious sentence.
  • (n.) The punctuation point [.] that marks the end of a complete sentence, or of an abbreviated word.
  • (n.) One of several similar sets of figures or terms usually marked by points or commas placed at regular intervals, as in numeration, in the extraction of roots, and in circulating decimals.
  • (n.) The time of the exacerbation and remission of a disease, or of the paroxysm and intermission.
  • (n.) A complete musical sentence.
  • (v. t.) To put an end to.
  • (v. i.) To come to a period; to conclude. [Obs.] "You may period upon this, that," etc.

Example Sentences:

  • (1) Without medication atypical ventricular tachycardia develops, in the author's opinion, most probably when bradycardia has persisted for a prolonged period.
  • (2) Disease stabilisation was associated with prolonged periods of comparatively high plasma levels of drug, which appeared to be determined primarily by reduced drug clearance.
  • (3) Although the mean values for all hemodynamic variables between the two placebo periods were minimally changed, the differences in individual patients were striking.
  • (4) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
  • (5) Under blood preservation conditions the difference of the rates of ATP-production and -consumption is the most important factor for a high ATP-level over long periods.
  • (6) No significant change occurred in the bacterial population of our hospital unit during the period of the study (more than 3 years).
  • (7) The secondary leukemia that occurred in these patients could be distinguished from the secondary leukemia that occurs after treatment with alkylating agents by the following: a shorter latency period; a predominance of monocytic or myelomonocytic features; and frequent cytogenetic abnormalities involving 11q23.
  • (8) Sixteen patients in whom schizophrenia was initially diagnosed and who were treated with fluphenazine enanthate or decanoate developed severe depression for a short period after the injection.
  • (9) During the study period four family outbreaks and seven recurrences of infection were observed.
  • (10) After a period on fat-rich diet the patient's physical fitness was increased and the recovery period after the acute load was shorter.
  • (11) During this period he developed autoimmune haemolytic anaemia, a rare complication of myelofibrosis.
  • (12) Pituitary weight, mitotic index and chromosomes were studied in male rats following a single or repeated dose of estradiol-benzoate for a total period of 210 days.
  • (13) Most thyroid hormone actions, however, appear in the perinatal period, and infants with thyroid agenesis appear normal at birth and develop normally with prompt neonatal diagnosis and treatment.
  • (14) Maximal aberration yields were observed for 2,4-diaminotoluene, 2,6-diaminotoluene and cytosine beta-D-arabinofuranoside from 17 to 21 h, eugenol from 15 to 21 h, cadmium sulfate from 15 to 24 h and 2-aminobiphenyl, from 17 to 24 h. For adriamycin at 1 microM, the % aberrant cells remained elevated throughout the period from 9 to 29 h, while small increases at 0.1 microM ADR were found only at 13 and at 25 h. For most chemicals the maximal aberration yield occurred at a different time for each concentration tested.
  • (15) Accuracy of discrimination of letters at various preselected distances was determined each session while Ortho-rater examinations were given periodically throughout training.
  • (16) During electrophysiologic study, the effect of propafenone on the effective refractory period of the accessory pathway was determined, as well as its effect during orthodromic atrioventricular (AV) reentrant tachycardia and atrial fibrillation.
  • (17) Time-series analysis and multiple-regression modeling procedures were used to characterize changes in the overall incidence rate over the study period and to describe the contribution of additional measures to the dynamics of the incidence rates.
  • (18) Throughout the period of rehabilitation, the frequent changes of a patient's condition may require a process of ongoing evaluation and appropriate adjustments in the physical therapy program.
  • (19) Anthropometric and nutritional (serum albumin and transferrin) values were normal in both groups both at the beginning and at the end of the treatment period.
  • (20) Analysis of conjugated discharges ACHs showed that they appeared predominantly periodically (87% of cases).