What's the difference between period and stage?

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).

Stage


Definition:

  • (n.) A floor or story of a house.
  • (n.) An elevated platform on which an orator may speak, a play be performed, an exhibition be presented, or the like.
  • (n.) A floor elevated for the convenience of mechanical work, or the like; a scaffold; a staging.
  • (n.) A platform, often floating, serving as a kind of wharf.
  • (n.) The floor for scenic performances; hence, the theater; the playhouse; hence, also, the profession of representing dramatic compositions; the drama, as acted or exhibited.
  • (n.) A place where anything is publicly exhibited; the scene of any noted action or carrer; the spot where any remarkable affair occurs.
  • (n.) The platform of a microscope, upon which an object is placed to be viewed. See Illust. of Microscope.
  • (n.) A place of rest on a regularly traveled road; a stage house; a station; a place appointed for a relay of horses.
  • (n.) A degree of advancement in a journey; one of several portions into which a road or course is marked off; the distance between two places of rest on a road; as, a stage of ten miles.
  • (n.) A degree of advancement in any pursuit, or of progress toward an end or result.
  • (n.) A large vehicle running from station to station for the accomodation of the public; a stagecoach; an omnibus.
  • (n.) One of several marked phases or periods in the development and growth of many animals and plants; as, the larval stage; pupa stage; zoea stage.
  • (v. t.) To exhibit upon a stage, or as upon a stage; to display publicly.

Example Sentences:

  • (1) CT appears to yield important diagnostic contribution to preoperative staging.
  • (2) Increased plasmin activity was associated with advancing stage of lactation and older cows after appropriate adjustments were made for the effects of milk yield and SCC.
  • (3) The intrauterine mean active pressure (MAP) in the nulliparous group was 1.51 kPa (SD 0.45) in the first stage and 2.71 kPa (SD 0.77) in the second stage.
  • (4) These cells contained organelles characteristic of the maturation stage ameloblast and often extended to the enamel surface, suggesting a possible origin from the ameloblast layer.
  • (5) When TSLP was pretreated with TF5 in vitro, the most restorative effects on the decreased MLR were found in hyperplastic stage and the effects were becoming less with the advance of tumor developments.
  • (6) Microelectrodes were used to measure the oxygen tension (PO2) profile within individual spheroids at different stages of growth.
  • (7) Measurement of urinary GGT levels represents a means by which proximal tubular disease in equidae could be diagnosed in its developmental stages.
  • (8) The stages of mourning involve cognitive learning of the reality of the loss; behaviours associated with mourning, such as searching, embody unlearning by extinction; finally, physiological concomitants of grief may influence unlearning by direct effects on neurotransmitters or neurohormones, such as cortisol, ACTH, or norepinephrine.
  • (9) 53 outpatients with HIV-infection classified according to the Walter Reed staging system (WR1 to WR6).
  • (10) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.
  • (11) Small pieces of anterior and posterior quail wing-bud mesoderm (HH stages 21-23) were placed in in vitro culture for up to 3 days.
  • (12) The possibility that both IL 2 production and IL 2R expression are autonomously activated early in T cell development, before acquisition of the CD3-TcR complex, led us to study the implication of alternative pathways of activation at this ontogenic stage.
  • (13) Survival was independent of the type of clinical presentation and protocol employed but was correlated with the stage (P less than 0.0005), symptoms (P less than 0.025), bulky disease (P less than 0.025) and bone marrow involvement (P less than 0.025).
  • (14) Many thoracic motoneurons were able to survive up to posthatching stages following transplantation.
  • (15) An inverse relationship between the pumping capacity of the heart and vascular resistance was confirmed at different stages of examination and treatment of the patients.
  • (16) Cook, who has postbox-red hair and a painful-looking piercing in his lower lip, was now on stage in discussion with four fellow YouTubers, all in their early 20s.
  • (17) This experimental system allows separation of three B lymphocyte developmental stages: early differentiation in vitro, progression to IgM secretion in vivo, and late differentiation dependent upon mature T lymphocytes in vivo.
  • (18) Congenitally deficient plasmas were used as the substrate for the measurement of procoagulant activities in a one-stage clotting assay.
  • (19) It has announced a four-stage programme of reforms that will tackle most of these stubborn and longstanding problems, including Cinderella issues such as how energy companies treat their small business customers.
  • (20) Residual cancer was found in the radical prostatectomy specimen in 11 of the 29 stage-A1 patients (38%) and in 66 of the 86 stage-A2 patients (77%).