What's the difference between confine and constrain?

Confine


Definition:

  • (v. t.) To restrain within limits; to restrict; to limit; to bound; to shut up; to inclose; to keep close.
  • (v. i.) To have a common boundary; to border; to lie contiguous; to touch; -- followed by on or with.
  • (n.) Common boundary; border; limit; -- used chiefly in the plural.
  • (n.) Apartment; place of restraint; prison.

Example Sentences:

  • (1) Confined placental chorionic mosaicism is reported in 2% of viable pregnancies cytogenetically analyzed on chorionic villi samplings (CVS) at 9-12 weeks of gestation.
  • (2) Thus, the estrogen-sensitive phase was confined to the early portion of FPH stimulation.
  • (3) Increased amino acid incorporation into hepatic proteins in tumor-bearing animals and also probably in cancer patients is due to a net increased hepatic protein synthesis, probably not confined to acute-phase reactants only.
  • (4) After haemorrhage in conscious rabbits total renal blood flow fell by 25%, this fall being confined to the superficial renal cortex.
  • (5) Pathological changes may, thus, be initially confined to projecting and intrinsic neurons localized in cortical and subcortical olfactory structures; arguments are advanced which favor the view that excitotoxic phenomena could be mainly responsible for the overall degenerative picture.
  • (6) The overall results indicate an inherited impairment of 3-HSD activity confined only to C-21 steroid substrates and, thus, suggest the existence of at least two 3-HSD isoenzymes under independent genetic regulation.
  • (7) In all 4 cases, their reactivity outside the gastrointestinal tract is mainly confined to tracheal epithelium.
  • (8) Similarly at ) degrees glutamine is confined to the simultaneously determined sucrose or mannitol spaces...
  • (9) Although it appears to come within the confines of privacy, assisted suicide constitutes a more radical change in the law than its proponents suggest.
  • (10) Of the strains tested, only the germ-free ND 1 mouse appeared to be susceptible to infection, and this was confined to the stomach mucosa; lesions contained large numbers of hyphal and mycelial forms with blastospores.
  • (11) Confirmatory tests of sinus disease are transillumination (useful in adolescents if interpretation is confined to the extremes--normal or absent); radiographic findings of opacification, mucous membrane thickening, or an air-fluid level; and sinus aspiration (indicated for severe pain, clinical failures, or complicated disease).
  • (12) Significantly more slow acetylators stopped treatment because of nausea or vomiting, or both, but serious toxicity was not confined to either group.
  • (13) He was held there for another eight months in conditions that aroused widespread condemnation , including being held in solitary confinement for 23 hours a day and being made to strip naked at night.
  • (14) At an ultrastructural level, 15-1 immunogold-labeling in the epidermis was confined to the surface of cells exhibiting Birbeck granules.
  • (15) The cytolytic activity of peritoneal SEA reactive effector cells was confined to the TCR alpha beta+ CD4- CD8+ CD45RC- cell population.
  • (16) Three patients were confined to a wheelchair after 3 years of follow-up.
  • (17) This observation confirms that idiotypic recognition is confined to a limited number of clonal products, despite the fact that a very heterogeneous antibody population was used forthe anti-idiotypic immunization.
  • (18) The neighbouring neocortical areas receive afferents neither from the mediodorsal nucleus of the thalamus nor from the ventral mesencephalic tegmentum; their catecholamine innervation is mainly confined to the superficial layers and appears to be of noradrenergic nature.
  • (19) Thus definitive evidence of fetal infection confined to red cell precursors is documented.
  • (20) More patients are being encountered with early Stage I lesions that are confined to the breast or with minimal axillary involvement.

Constrain


Definition:

  • (v. t.) To secure by bonds; to chain; to bond or confine; to hold tightly; to constringe.
  • (v. t.) To bring into a narrow compass; to compress.
  • (v. t.) To hold back by force; to restrain; to repress.
  • (v. t.) To compel; to force; to necessitate; to oblige.
  • (v. t.) To violate; to ravish.
  • (v. t.) To produce in such a manner as to give an unnatural effect; as, a constrained voice.

Example Sentences:

  • (1) Paul Johnson, the IFS director, said: “Osborne’s new fiscal charter is much more constraining than his previous fiscal rules.
  • (2) The parameters of the multiplet signal are consistent with the presence of a sterically constrained tyrosine phenoxyl radical.
  • (3) The variations in behavior and physiology across the year were considered in terms of factors constraining the timing of the natural reproductive pattern.
  • (4) First, chains are constrained by their inability to penetrate the boundary.
  • (5) The prepro form of ET-1 was inactive, suggesting that mature ET peptides are constrained in an inactive conformation within the preproET species.
  • (6) A method is presented for testing the equality of some or all (constrained or unconstrained) optima in a response surface analysis.
  • (7) The genius of a democracy governed by the rule of law, our democracy, is that it both empowers the majority through the ballot box, and constrains the majority, its government, so that it is bound by law.” Turnbull added: “Why does Daesh [another term for Islamic State] hate us?
  • (8) Often, a single, constrained peptide analogue can be designed, which will have many of the desired biological and biophysical properties, and will serve as a template.
  • (9) Because the rigor of the present day "scientific method" demands clearcut and reproducible results and investigations require predictable performance of the parasite in an evenly maintained host that is in a highly constrained environment, we should not wonder why we cannot produce the events of nature.
  • (10) In the first stage, the constrained random ordering of the stimuli is generated as specified by the user.
  • (11) Intrauterine influences which retard fetal weight gain may irrecoverably constrain the growth of the airways.
  • (12) "We have rhetorical pressure, which we are using, and we have the Seventh Fleet, which nobody wants to use, and in between our options are more constrained," he said.
  • (13) If correctional institutions constrain inmates' access to social benefits, means exist to protect incarcerated people's rights in health studies.
  • (14) Her ability to estimate time intervals and general time perspective was constrained by her impoverished store of knowledge for personal experiences.
  • (15) The immobilization successfully constrained the anteroinferior displacement of the maxilla and zygomatic bone on the fused side.
  • (16) In a previous study of push-off without plantar flexion it was shown that the transformation of knee angular velocity into translation of the body is constrained by the fact that velocity difference between hip and ankle has to reach its peak value a long time before the knee is extended.
  • (17) As there is no evidence for a close evolutionary link between kinesin and myosin, these and other similarities may represent convergence to set of common functional properties which are constrained by the requirements of protein structure and the use of ATP hydrolysis as a source of energy.
  • (18) By lengthening the ventricular effective refractory period, trains of conditioning stimuli could prevent or terminate tachycardias, but this possibility is constrained, at present, by the spatial limitations of the technique.
  • (19) The data suggest that the biological effects of RA may be constrained or augmented by differential regulation of its own receptor gene expression.
  • (20) A biological process serves as a source and its products are subject t] local dispersive fluid forces constrained by chaotic streamlines.