What's the difference between alternate and present?

Alternate


Definition:

  • (a.) Being or succeeding by turns; one following the other in succession of time or place; by turns first one and then the other; hence, reciprocal.
  • (a.) Designating the members in a series, which regularly intervene between the members of another series, as the odd or even numbers of the numerals; every other; every second; as, the alternate members 1, 3, 5, 7, etc. ; read every alternate line.
  • (a.) Distributed, as leaves, singly at different heights of the stem, and at equal intervals as respects angular divergence.
  • (n.) That which alternates with something else; vicissitude.
  • (n.) A substitute; one designated to take the place of another, if necessary, in performing some duty.
  • (n.) A proportion derived from another proportion by interchanging the means.
  • (v. t.) To perform by turns, or in succession; to cause to succeed by turns; to interchange regularly.
  • (v. i.) To happen, succeed, or act by turns; to follow reciprocally in place or time; -- followed by with; as, the flood and ebb tides alternate with each other.
  • (v. i.) To vary by turns; as, the land alternates between rocky hills and sandy plains.

Example Sentences:

  • (1) The rash presented either as a pityriasis rosea-like picture which appeared about three to six months after the onset of treatment in patients taking low doses, or alternatively, as lichenoid plaques which appeared three to six months after commencement of medication in patients taking high doses.
  • (2) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
  • (3) But in 2017, to borrow another phrase from across the pond, there simply is no alternative.
  • (4) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
  • (5) These authors, therefore, conclude that this modified surgical approach is a viable alternative to the previously described procedures for resistant metatarsus adductus.
  • (6) 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.
  • (7) This is an easy, safe, and rapid alternative for the emergent treatment of superior vena caval syndrome.
  • (8) Core biopsy with computed tomography (CT) or ultrasound (US) guidance may be such an alternative, particularly when a spring-loaded firing device is used.
  • (9) In both experiments, Gallus males were placed on a commercial feed restriction program in which measured amounts of feed are delivered on alternate days beginning at 4 weeks of age.
  • (10) The method used in connection with the well known autoplastic reimplantation not only presents an alternative to the traditional apicoectomy but also provides additional stabilization of the tooth by lengthing the root with cocotostabile and biocompatible A1203 ceramic.
  • (11) While the majority of EU member states, including the UK, do not have a direct interest in the CAR, or in taking action, the alternative is unthinkable.
  • (12) Many examples are given to demonstrate the applications of these programs, and special emphasis has been laid on the problem of treating a point in tissue with different doses per fraction on alternate treatment days.
  • (13) Initiation of the alternative pathway by the cryptococcal capsule is characterized by a lag in C3 accumulation and the appearance of a limited number of focal initiation sites which resemble those observed when the alternative pathway is activated by zymosan and nonencapsulated cryptococci.
  • (14) In our efforts to explore alternative treatment regimens for multidrug-resistant tumors we have examined the sensitivity of MDR tumor cell lines to lymphokine activated killer (LAK) cells.
  • (15) Following treatment with reserpine or alternatively with a combination of phenothiazines (Randolektil, Majeptil) a drug-induced parkinsonoid reaction was provoked in rats.
  • (16) Review of the records of five patients with CPSE treated with radiologic occlusion procedures showed that these are suitable alternatives to surgery.
  • (17) Being the decision-making agent, the rehabilitee must therefore be offered typical situational fragments of a possible educational and vocational future, intended on the one hand to inform him of occupational alternatives and, on the other, to provide initial experience.
  • (18) This study suggests that the BD VACUTAINER agar slant is an acceptable alternative to the Septi-Chek system for routine blood cultures.
  • (19) Treatment failures tend to occur early in the course of follow-up, permitting easy identification of candidates for alternative therapeutic approaches.
  • (20) In view of many ethical and legal problems, connected in some countries with obtaining human fetal tissue for transplantation, cross-species transplants would be an attractive alternative.

Present


Definition:

  • (a.) Being at hand, within reach or call, within certain contemplated limits; -- opposed to absent.
  • (a.) Now existing, or in process; begun but not ended; now in view, or under consideration; being at this time; not past or future; as, the present session of Congress; the present state of affairs; the present instance.
  • (a.) Not delayed; immediate; instant; coincident.
  • (a.) Ready; quick in emergency; as a present wit.
  • (a.) Favorably attentive; propitious.
  • (a.) Present time; the time being; time in progress now, or at the moment contemplated; as, at this present.
  • (a.) Present letters or instrument, as a deed of conveyance, a lease, letter of attorney, or other writing; as in the phrase, " Know all men by these presents," that is, by the writing itself, " per has literas praesentes; " -- in this sense, rarely used in the singular.
  • (a.) A present tense, or the form of the verb denoting the present tense.
  • (a.) To bring or introduce into the presence of some one, especially of a superior; to introduce formally; to offer for acquaintance; as, to present an envoy to the king; (with the reciprocal pronoun) to come into the presence of a superior.
  • (a.) To exhibit or offer to view or notice; to lay before one's perception or cognizance; to set forth; to present a fine appearance.
  • (a.) To pass over, esp. in a ceremonious manner; to give in charge or possession; to deliver; to make over.
  • (a.) To make a gift of; to bestow; to give, generally in a formal or ceremonious manner; to grant; to confer.
  • (a.) Hence: To endow; to bestow a gift upon; to favor, as with a donation; also, to court by gifts.
  • (a.) To present; to personate.
  • (a.) To nominate to an ecclesiastical benefice; to offer to the bishop or ordinary as a candidate for institution.
  • (a.) To nominate for support at a public school or other institution .
  • (a.) To lay before a public body, or an official, for consideration, as before a legislature, a court of judicature, a corporation, etc.; as, to present a memorial, petition, remonstrance, or indictment.
  • (a.) To lay before a court as an object of inquiry; to give notice officially of, as a crime of offence; to find or represent judicially; as, a grand jury present certain offenses or nuisances, or whatever they think to be public injuries.
  • (a.) To bring an indictment against .
  • (a.) To aim, point, or direct, as a weapon; as, to present a pistol or the point of a sword to the breast of another.
  • (v. i.) To appear at the mouth of the uterus so as to be perceptible to the finger in vaginal examination; -- said of a part of an infant during labor.
  • (n.) Anything presented or given; a gift; a donative; as, a Christmas present.
  • (n.) The position of a soldier in presenting arms; as, to stand at present.

Example Sentences:

  • (1) By presenting the case history of a man who successively developed facial and trigeminal neural dysfunction after Mohs chemosurgery of a PCSCC, this paper documents histologically the occurrence of such neural invasion, and illustrates the utility of gadolinium-enhanced magnetic resonance scanning in patient management.
  • (2) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
  • (3) A report is presented of 6 surgically-treated cases of recurrent cervical carcinoma.
  • (4) The newborn with critical AS typically presents with severe cardiac failure and the infant with moderate failure, whereas children may be asymptomatic.
  • (5) The rash presented either as a pityriasis rosea-like picture which appeared about three to six months after the onset of treatment in patients taking low doses, or alternatively, as lichenoid plaques which appeared three to six months after commencement of medication in patients taking high doses.
  • (6) The authors have presented in two previous articles the graphic solutions resembling Tscherning ellipses, for spherical as well as for aspherical ophthalmic lenses free of astigmatism or power error.
  • (7) The neurologic or digestive signs were present in 12% of the children.
  • (8) These studies led to the following conclusions: (a) all the prominent NHP which remain bound to DNA are also present in somewhat similar proportions in the saline-EDTA, Tris, and 0.35 M NaCl washes of nuclei; (b) a protein comigrating with actin is prominent in the first saline-EDTA wash of nuclei, but present as only a minor band in the subsequent washes and on washed chromatin; (c) the presence of nuclear matrix proteins in all the nuclear washes and cytosol indicates that these proteins are distributed throughout the cell; (d) a histone-binding protein (J2) analogous to the HMG1 protein of K. V. Shooter, G.H.
  • (9) Weddellite calcification was associated with benign lesions in 16 cases, but incidental atypical lobular hyperplasia and lobular carcinoma in situ were present, each in one case.
  • (10) In some cervical nodes, a few follicles, lymphocyte clusters, and a well-developed plasmocyte population were also present.
  • (11) Single-case experimental designs are presented and discussed from several points of view: Historical antecedents, assessment of the dependent variable, internal and external validity and pre-experimental vs experimental single-case designs.
  • (12) We have previously shown that serotonin is present in secretory granules of frog adrenochromaffin cells; concurrently, we have demonstrated that serotonin is a potent stimulator of corticosterone and aldosterone secretion by adrenocortical cells.
  • (13) Among a family of 8 children, 4 presented typical clinical and biological abnormalities related to mannosidosis.
  • (14) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
  • (15) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
  • (16) The data on mapping the episomal plasmid integration sites in yeast chromosomes I, III, IV, V, VII, XV are presented.
  • (17) In the present investigation we monitored the incorporation of [14C] from [U-14C]glucose into various rat brain glycolytic intermediates of conscious and pentobarbital-anesthetized animals.
  • (18) The purpose of the present study was to report on remaining teeth and periodontal conditions in a population of 200 adolescent and adult Vietnamese refugees.
  • (19) Among the groups investigated, the subjects with gastric tumors presented the greatest values.
  • (20) We present these cases and review the previously reported cases.