(a.) Not perfect; not complete in all its parts; wanting a part; deective; deficient.
(a.) Wanting in some elementary organ that is essential to successful or normal activity.
(a.) Not fulfilling its design; not realizing an ideal; not conformed to a standard or rule; not satisfying the taste or conscience; esthetically or morally defective.
(n.) The imperfect tense; or the form of a verb denoting the imperfect tense.
(v. t.) To make imperfect.
Example Sentences:
(1) The spin-spin relaxation time T2 may be estimated using multiecho pulse sequences, but the accuracy of the estimate is dependent on the fidelity of the spin-echo amplitudes, which may be severely compromised by rf pulse and static field imperfections.
(2) Politicians must make decisions every day with imperfect knowledge, knowing that many of those choices may turn out to be ineffective.
(3) The quality of reduction is often imperfect and the techniques of surgical repair are very difficult and time consuming.
(4) An important source of failure in markets and justification for government intervention in the health sector of LDCs is imperfect information.
(5) It is suggested that absence or imperfect function of this reductase enzyme is the primary lesion in this disease.
(6) Dual aspects, crystallite size and lattice imperfection related to the crystallinity were analyzed by the process of Variance and Fourier analysis based on the X-ray diffraction line profiles.
(7) The membranous portion of the interventricular septum was thickened, and the aortic valve was thickened and had imperfect coaptation.
(8) Results reveal that while dental markets are imperfectly competitive, it is unclear whether prices exceed competitive levels.
(9) What we are witnessing is the collision of two imperfect storms: the Conservative party’s turmoil over the future of taxation, and the transformation of the economy.
(10) The mechanisms underlying the initial interaction between killer cell and target and the subsequent lytic event are imperfectly understood.
(11) It is shown that imperfect correlations between proficiency and preference measures, and J-shaped distributions of preference, can be predicted by such a model.
(12) We conclude that the liver may be viewed as an imperfectly mixed compartment with regard to the availability of the metabolite which is generated from a precursor.
(13) The theory of imperfect recanalization, the theory of vascular insufficiency, and studies which have been performed to validate each of these theories were reviewed.
(14) The results of this investigation indicate that the posttransplanted deterioration of metabolic levels were possibly caused by the imperfect oxygenation due to cellular edema after blood reflow.
(15) It would be easy to efficiently cut him down with the word “rapist”, particularly when I will not face any reprimands for my own imperfect behaviour during the relationship.
(16) "We had been doing exactly as any responsible, professional journalist would – recording and trying to make sense of the unfolding events with all the accuracy, fairness and balance that our imperfect trade demands."
(17) To stand virtuously in the grandstand looking down upon a world whose best efforts in inevitably imperfect times can never match your own exalted standards is a definition of irrelevance, not virtue.
(18) Les Misérables is a game with destiny: it dramatises the gap between the imperfections of human judgments, and the perfect patterns of the infinite.
(19) Association of radiological changes with imperfection of lungs' ventilating reserve of restrictive type was found in one man who was removed from the work in exposure to beryllium, as a person with an increased risk of falling ill.
(20) Reviewing it for the Guardian , Gillian Slovo described it as "a pained examination of the difficulties posed by a freedom that was won by imperfect human beings."
Unisexual
Definition:
(a.) Having one sex only, as plants which have the male and female flowers on separate individuals, or animals in which the sexes are in separate individuals; di/cious; -- distinguished from bisexual, or hermaphrodite. See Di/cious.
Example Sentences:
(1) We examined mitochondrial DNA (mtDNA), enzyme, and morphological variation among 17 unisexual Ambystoma of hybrid origin.
(2) The levels of specific antibodies were much higher in bisexual infection than in unisexual infection and closely related to the intensity and duration of infection.
(3) Chromosomes of the Amazon molly, Poecilia formosa, a unisexual species of hybrid origin, were investigated by C-banding, silver staining, and fluorescent staining with DAPI, quinacrine dihydrochloride, and chromomycin A3.
(4) This reduction coincided with the late stages of the infection and was also observed in unisexual infection with male worms.
(5) These data, together with unisexuality, demonstrate conclusively that the all-female R. ridibunda population at Trubeschloo originated from matings between two R. esculenta.
(6) Unisexually developed males incubated for 1 h in EBSS showed both lipid accumulation and release from the dorsal surface.
(7) Skin graft evidence is used to directly identify the unisexual parent of natural hybrids produced between the bisexual species Cnemidophorus inornatus and the unisexual Cnemidophorus neomexicanus.
(8) Additional studies carried out in mice after unisexual infection revealed that egg production is not a necessary prerequisite for several of the immunologic phenomena associated with acute schistosomiasis.
(9) Further experiments were performed to determine light preferences during oviposition when unisexual and bisexual females were in direct competition.
(10) Cnemidophorus uniparens is a parthenogenetic unisexual species of lizard in which each individual develops as a female, making it a unique animal model for the study of sexual differentiation.
(11) Mice were infected with fertile bisexual Schistosoma mansoni and compared with similar animals infected with unisexual worms or sterile bisexual worms.
(12) The results revealed: (1) three unisexual grooming subgroups; (2) two focal monkeys (one female and one male) which were each avoided by five animals, one female avoided by three animals, the rest avoided by one or none; (3) that each monkey was 'friendly' with one to three others and was 'antagonistic' toward all the rest; (4) that males were socially inactive, ranked below most females, associated primarily with each other, and, in this study, were killed by females during the mating period.
(13) This confirms our previous conclusion that the evolution of the parthenogenetic mode of reproduction and expression of male-like pseudosexual behavior that are characteristic of the unisexual C. uniparens has not been accomplished by evolutionary modifications in the pattern of sex steroid hormone secretion.
(14) Three populations of the North American cyprinodont fish Poecilia latipinna, considered to be one of the progenitor species of the gynogenetic unisexual P. formosa, were analyzed by C-banding and Ag-staining.
(15) Hence the unisexually grouped females were unable to perceive the pheromone from males and continued to remain in anoestrus following exposure to perfumed males.
(16) By hybridizing bisexual (gonochoristic) fishes, all-female clones have been produced that are comparable to those of a wild unisexual "species," Poeciliopsis monacha-lucida, living in northwestern Mexico.
(17) Parthenogenesis can only evolve in areas devoid of the generating bisexual species, because such species would prevent newly formed unisexuals from establishing clones due either to hybridization or competition.
(18) When assayed as separate unisexual groups, the oxygen uptake of male and female macrofilariae of both species was inhibited by classical inhibitors of respiratory electron transport (RET), and showed classical substrate bypass phenomena in response to succinate and ascorbate, N,N,N',N'-tetramethyl-p-phenylenediamine with respect to the RET inhibitors rotenone (inhibitor of complex I) and antimycin A (inhibitor of complex III).
(19) At 24 h post-culture females paired with males from mixed infections had an elevated uptake of [3H]thymidine compared to females that had not paired and uptake was also significantly different (P less than or equal to 0.001) from females exposed to males from unisexual infections.
(20) Both bisexual and unisexual male worm low infections were produced, and studied for as long as 27 weeks post-exposure.