What's the difference between free and lack?

Free


Definition:

  • (superl.) Exempt from subjection to the will of others; not under restraint, control, or compulsion; able to follow one's own impulses, desires, or inclinations; determining one's own course of action; not dependent; at liberty.
  • (superl.) Not under an arbitrary or despotic government; subject only to fixed laws regularly and fairly administered, and defended by them from encroachments upon natural or acquired rights; enjoying political liberty.
  • (superl.) Liberated, by arriving at a certain age, from the control of parents, guardian, or master.
  • (superl.) Not confined or imprisoned; released from arrest; liberated; at liberty to go.
  • (superl.) Not subjected to the laws of physical necessity; capable of voluntary activity; endowed with moral liberty; -- said of the will.
  • (superl.) Clear of offense or crime; guiltless; innocent.
  • (superl.) Unconstrained by timidity or distrust; unreserved; ingenuous; frank; familiar; communicative.
  • (superl.) Unrestrained; immoderate; lavish; licentious; -- used in a bad sense.
  • (superl.) Not close or parsimonious; liberal; open-handed; lavish; as, free with his money.
  • (superl.) Exempt; clear; released; liberated; not encumbered or troubled with; as, free from pain; free from a burden; -- followed by from, or, rarely, by of.
  • (superl.) Characteristic of one acting without restraint; charming; easy.
  • (superl.) Ready; eager; acting without spurring or whipping; spirited; as, a free horse.
  • (superl.) Invested with a particular freedom or franchise; enjoying certain immunities or privileges; admitted to special rights; -- followed by of.
  • (superl.) Thrown open, or made accessible, to all; to be enjoyed without limitations; unrestricted; not obstructed, engrossed, or appropriated; open; -- said of a thing to be possessed or enjoyed; as, a free school.
  • (superl.) Not gained by importunity or purchase; gratuitous; spontaneous; as, free admission; a free gift.
  • (superl.) Not arbitrary or despotic; assuring liberty; defending individual rights against encroachment by any person or class; instituted by a free people; -- said of a government, institutions, etc.
  • (superl.) Certain or honorable; the opposite of base; as, free service; free socage.
  • (superl.) Privileged or individual; the opposite of common; as, a free fishery; a free warren.
  • (superl.) Not united or combined with anything else; separated; dissevered; unattached; at liberty to escape; as, free carbonic acid gas; free cells.
  • (adv.) Freely; willingly.
  • (adv.) Without charge; as, children admitted free.
  • (a.) To make free; to set at liberty; to rid of that which confines, limits, embarrasses, oppresses, etc.; to release; to disengage; to clear; -- followed by from, and sometimes by off; as, to free a captive or a slave; to be freed of these inconveniences.
  • (a.) To remove, as something that confines or bars; to relieve from the constraint of.
  • (a.) To frank.

Example Sentences:

  • (1) Cancer patients showed abnormally high plasma free tryptophan levels.
  • (2) In conclusion, the efficacy of free tissue transfer in the treatment of osteomyelitis is geared mainly at enabling the surgeon to perform a wide radical debridement of infected and nonviable soft tissue and bone.
  • (3) 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.
  • (4) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
  • (5) With NaCl as the major constituent of the bathing solution (potassium-free pipette and external solutions) the reversal potential (Er) of the noradrenaline-evoked current was about 0 mV.
  • (6) In cardiac tissue the adenylate system is not a good indicator of the energy state of the mitochondrion, even when the concentrations of AMP and free cytosolic ADP are calculated from the adenylate kinase and creatine kinase equilibria.
  • (7) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
  • (8) This frees the student to experience the excitement and challenge of learning and the joy of helping people.
  • (9) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
  • (10) This sling was constructed bu freeing the insertion of the pubococcygeus and the ileococcygeus muscles from the coccyx.
  • (11) In Ca free-solution phenylephrine inhibited the response to CaCl2.
  • (12) The actuarial 5-year disease-free survival rates were 83% (group 1), 83% (group 2), and 100% (group 3).
  • (13) Their effects on various lipid fractions, viz., triglycerides (TG), phospholipids, free cholesterol, and esterified cholesterol, were studied in liver, plasma, gonads, and muscle.
  • (14) These deficiencies in the data compromise HIV surveillance based on diagnostic testing, and supplementary bias-free data are needed.
  • (15) The authors conclude that H. pylori alone causes little or no effect on an intact gastric mucosa in the rat, that either intact organisms or bacteria-free filtrates cause similar prolongation and delayed healing of pre-existing ulcers with active chronic inflammation, and that the presence of predisposing factors leading to disruption of gastric mucosal integrity may be required for the H. pylori enhancement of inflammation and tissue damage in the stomach.
  • (16) Only those derivatives with a free amino group and net positive charge in the side chain were effective.
  • (17) Under milder trypsin digestion conditions three resistant fragments were produced from the free protein.
  • (18) "This was very strategic and it was in line of the ideology of the Bush administration which has been to put in place a free market and conservative agenda."
  • (19) To determine the influence of cetylpyridinium chloride (CPC) adsorption on the wettability and elemental surface composition of human enamel, with and without adsorbed salivary constituents, surface-free energies and elemental compositions were determined.
  • (20) By growing purified human cytotrophoblasts under serum-free conditions and manipulating the culture surface, we were able to disassociate morphologic from biochemical differentiation.

Lack


Definition:

  • (n.) Blame; cause of blame; fault; crime; offense.
  • (n.) Deficiency; want; need; destitution; failure; as, a lack of sufficient food.
  • (v. t.) To blame; to find fault with.
  • (v. t.) To be without or destitute of; to want; to need.
  • (v. i.) To be wanting; often, impersonally, with of, meaning, to be less than, short, not quite, etc.
  • (v. i.) To be in want.
  • (interj.) Exclamation of regret or surprise.

Example Sentences:

  • (1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
  • (2) tRNA from mutant IB13 lacks 5-methylaminomethyl-2-thio-uridine in vivo due to a permanently nonfunctional methyltransferase.
  • (3) BL6 mouse melanoma cells lack detectable H-2Kb and had low levels of expression of H-2Db Ag.
  • (4) Treatment termination due to lack of efficacy or combined insufficient therapeutic response and toxicity proved to be influenced by the initial disease activity and by the rank order of prescription.
  • (5) In the past, the interpretation of the medical findings was hampered by a lack of knowledge of normal anatomy and genital flora in the nonabused prepubertal child.
  • (6) A diplomatic source said the killing appeared particularly unusual because of Farooq lack of recent political activity: "He was lying low in the past two years.
  • (7) The present study examined whether the lack of chronic hemodynamic effects of ANP in control rats was due to changes in vascular reactivity to the peptide.
  • (8) Since it was established, it has stoked controversy about contemporary art, though in recent years it has been more notable forĀ its lack of sensationalism.
  • (9) Inadequate treatment, caused by a lack of drugs and poorly trained medical attendants, is also a major problem.
  • (10) Because of the small number of patients reported in the world literature and lack of controlled studies, the treatment of small cell carcinoma of the larynx remains controversial; this retrospective analysis suggests that combination chemotherapy plus radiation offers the best chance for cure.
  • (11) I would immediately look askance at anyone who lacks the last and possesses the first.
  • (12) The detection of these antibodies is difficult owing to the lack of standardization and of specificity of the laboratory tests.
  • (13) Core enzyme, lacking omega subunit, catalyzed this reaction at a rate less than 1% that of holoenzyme.
  • (14) But not only did it post a larger loss than expected, Amazon also projected 7% to 18% revenue growth over the busiest shopping period of the year, a far cry from the 20%-plus pace that had convinced investors to overlook its persistent lack of profit in the past.
  • (15) Urine specimens from patient REE also contained a light chain fragment that lacked the first (amino-terminal) 85 residues of the native light chain but otherwise was identical in sequence to the light chain REE.
  • (16) Thus the failure to raise anti-Id with internal image characteristics may provide an explanation for the lack of anti-gp120 activity reported in anti-Id antisera raised to multiple anti-CD4 antibodies.
  • (17) His walkout reportedly meant his fellow foreign affairs select committee members could not vote since they lacked a quorum.
  • (18) In South Africa, health risks associated with exposure to toxic waste sites need to be viewed in the context of current community health concerns, competing causes of disease and ill-health, and the relative lack of knowledge about environmental contamination and associated health effects.
  • (19) The functional capacity to present antigens to T cells was lacking in normal resting B cells, but was acquired following LK treatment.
  • (20) These findings indicate an association between HLA-B7 and ankylosing spondylitis in American blacks and suggest that these patients who lack B27 but possess B7 represent a subgroup of patients with this disease.