(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."
Stamen
Definition:
(n.) A thread; especially, a warp thread.
(n.) The male organ of flowers for secreting and furnishing the pollen or fecundating dust. It consists of the anther and filament.
Example Sentences:
(1) Differential screening of a tomato cDNA library produced from pre-anthesis stamens resulted in the isolation of 25 cDNA clones that hybridized to probes made from stamen RNA and showed no hybridization to probes made from RNA of vegetative organs.
(2) In agamous-1, stamens to petals; in apetala2-1, sepals to leaves and petals to staminoid petals; in apetala3-1, petals to sepals and stamens to carpels; in pistillata-1, petals to sepals.
(3) Cells from immature stamen hairs of the spiderwort plant Tradescantia virginiana cv.
(4) Normal stamens exhibited the synthesis of many polypeptides not found in the mutant, from microspore mother cell to the preanthesis stages.
(5) In the families of flowering plants in which these organs occur, they are patterned with the sepals in the outermost whorl or whorls of the flower, with the petals next closest to the center, the stamens even closer to the center, and the carpels central.
(6) The normally predictable duration of metaphase in stamen hair cells from the spiderwort, Tradescantia virginiana, is shortened significantly by treatment during prometaphase with either ruthenium red or Bay K-8644.
(7) Anaphase in dividing guard mother cells of Allium cepa and stamen hair cells of Tradescantia virginiana consists almost entirely of chromosome-to-pole motion, or anaphase A.
(8) A model is presented which proposes both combinatorial and cross-regulatory interactions between the DEFA and GLO genes during petal and stamen organogenesis in the second and third whorls of the flower.
(9) In a search for putative target genes of deficiens, several stamen- and petal-specific genes were cloned that are expressed in wild type but not in the deficiensglobifera mutant.
(10) Petals develop in the third floral whorl rather than the normal stamens, and the cells that would normally develop into the fourth whorl gynoecium behave as if they constituted an ag flower primordium.
(11) Another beta-tubulin isotype, beta 4, appears in marked abundance in immature and mature stamens.
(12) Squa transcriptional activity persists through later stages of floral morphogenesis, with the exception of stamen differentiation.
(13) In that section of the bay visibly contaminated by the creek effluent, increases in stamen hair mutants, micronuclei, and chromosome aberrations were measured.
(14) Stamen hair cells from the spiderwort plant, Tradescantia virginiana, exhibit remarkably predictable metaphase transit times, making them uniquely suitable for temporal studies on mitotic regulation.
(15) Another experimental disruption of the relationship, accomplished by making minute wounds in the PPB site of mitotic cells in Tradescantia stamen hairs, is described.
(16) Quite simply, the bee gets covered in pollen, from the male part of the flower (the stamen), and deposit the grains on the female part (the stigma) of the next flower that they visit.
(17) The normal and mutant stamens had some common proteins, but certain proteins were either present or more enriched in one genotype than in the other.
(18) We describe a locus, SUPERMAN, mutations in which result in extra stamens developing at the expense of the central carpels in the Arabidopsis thaliana flower.
(19) In order to test whether this influences the initial, linear component in the dose-effect relations, a comparison was made between dose-response curves for pink somatic mutations in Tradescantia clone 02 stamen hairs following X and gamma irradiations.
(20) During stage 6, petal primordia grow slowly, whereas stamen primordia enlarge more rapidly.