What's the difference between mature and precocious?

Mature


Definition:

  • (superl.) Brought by natural process to completeness of growth and development; fitted by growth and development for any function, action, or state, appropriate to its kind; full-grown; ripe.
  • (superl.) Completely worked out; fully digested or prepared; ready for action; made ready for destined application or use; perfected; as, a mature plan.
  • (superl.) Of or pertaining to a condition of full development; as, a man of mature years.
  • (superl.) Come to, or in a state of, completed suppuration.
  • (v. t.) To bring or hasten to maturity; to promote ripeness in; to ripen; to complete; as, to mature one's plans.
  • (v. i.) To advance toward maturity; to become ripe; as, wine matures by age; the judgment matures by age and experience.
  • (v. i.) Hence, to become due, as a note.

Example Sentences:

  • (1) Since 1987, it has become possible to obtain immature ova from the living animal and to let them mature, fertilize and develop into embryos capable of transplantation outside the body.
  • (2) These cells contained organelles characteristic of the maturation stage ameloblast and often extended to the enamel surface, suggesting a possible origin from the ameloblast layer.
  • (3) Since the advance and return of sperm inside the tubes could facilitate the interaction of sperm with secretions participating in its maturation, the persistent infertility after vasectomy could be related to the contractile alteration that follows the excessive tubal distention.
  • (4) This experimental system allows separation of three B lymphocyte developmental stages: early differentiation in vitro, progression to IgM secretion in vivo, and late differentiation dependent upon mature T lymphocytes in vivo.
  • (5) Two fully matured specimens were collected from the blood vessel of two fish, Theragra chalcogramma, which was bought at the Emun market of Seoul in May, 1985.
  • (6) [5alpha-(3)H]5alpha-Androst-16-en-3-one (5alpha-androstenone) was infused at a constant rate for 180min into the spermatic artery of a sexually mature boar.
  • (7) Synapse loss was accentuated, however, within immature and mature plaques.
  • (8) Hormonal interactions play a determining role in pulmonary maturation.
  • (9) In the mature neutrophil, the number of binding sites for WEM-G11 were found to be about 20,000 per cell.
  • (10) In addition, transitional macrophages with both positive granules and positive RER, nuclear envelope, negative Golgi apparatus (as in exudate- resident macrophages in vivo), and mature macrophages with peroxidatic activity only in the RER and nuclear envelope (as in resident macrophages in vivo) were found.
  • (11) Plasma membranes were obtained from a homogeneous population of rabbit red blood cells at different maturation periods.
  • (12) The nature, intracellular distribution, and role of proteins synthesized during meiotic maturation of mouse oocytes in vitro have been examined.
  • (13) Between the 24th and 29th day mature daughter sporocysts with fully developed cercariae ready to emerge, or already emerged, could be seen in the digestive gland of the snail.
  • (14) The objective of this study was to examine the effects of different culture media used for maturation of bovine oocytes on in vitro embryo development following in vitro fertilization.
  • (15) Special conditions apply for the scoring of a first and a last bone stage in a sequence, which will introduce less bias in the estimation of individual skeletal maturity with the MAT-method than with the TW-method.
  • (16) Furthermore, the expression of the 'mature' markers was found to be correlated with the phagocytic capacity of the cells.
  • (17) Implantation is dependent on embryonic age and is independent of endometrial maturation within this window.
  • (18) After isolation of the complex IV only gpFII and tails are required for mature phage formation in vitro.
  • (19) In males, the percentage of animals having mucous cells increased with sexual maturation and attained 100 per cent at age six months.
  • (20) In late-passage and cloned HUT102 cells, an increase in HTLV production was concordant with a decrease in constitutive interferon production and the loss of mature T lymphocyte antigens.

Precocious


Definition:

  • (a.) Ripe or mature before the proper or natural time; early or prematurely ripe or developed; as, precocious trees.
  • (a.) Developed more than is natural or usual at a given age; exceeding what is to be expected of one's years; too forward; -- used especially of mental forwardness; as, a precocious child; precocious talents.

Example Sentences:

  • (1) Locally directed cell migration was observed in a group of cells in 1. which were involved in a process of aggregation, the latter being probably related to precocious formation of organ primordia.
  • (2) The importance of precocious development for planning teratological studies is emphasized.
  • (3) We used two experimental paradigms inspired by developmental biology to study how bees obtain information on changing colony needs that results in precocious foraging.
  • (4) Adrenocorticotropic hormone (ACTH) infusion performed in five patients with precocious adrenarche produced at least a 50 greater than increase in urinary T excretion in all and a similar increase in Adiol excretion in four of five patients.
  • (5) Most of what is understood about precocious puberty in boys comes from boys with precocious puberty secondary to poorly controlled CAH.
  • (6) As a precociously talented young artist, his interests didn't lie with landscape or the countryside – "though I did collect frog spawn and things like that" – but more with the advertising, posters and signwriting he saw around town.
  • (7) The most recently discovered species, Enterocytozoon bieneusi, is known only from the small intestinal enterocytes of patients with the acquired immunodeficiency syndrome, and is easily differentiated from other microsporidia by the precocious development of spore organelles in the sporont and by the poor development of the endospore layer of the spore wall.
  • (8) Several lines of experimental evidence indicate that contact with the animal pole locus, or "target" region, is crucial for the change in phenotype of the SMCs: (1) the phenotypic change can be induced precociously by bringing the animal pole region within reach of the tip of the archenteron early in gastrulation.
  • (9) Tumors are rare, but well-documented causes of precocious puberty in both sexes.
  • (10) Long-acting GnRH agonists are the treatment of choice for central precocious puberty.
  • (11) The results obtained for the basal cortisol were in disaccordance with a previous report; however, we used a sensitive test to detect precocious involvement of the adrenal glands.
  • (12) The precocious reformation of the nuclear envelope may be responsible for the lengthening of metaphase.
  • (13) We propose a model whereby a protein repressor, under the control of PKA, inhibits precocious induction of stalk cell differentiation by DIF and so regulates the choice between slug migration and culmination.
  • (14) The precocious beginning of psychogenic diabetes insipidus, and some conclusions, on a difficult case of hard diagnosis are emphasized.
  • (15) Precocious puberty due to other causes can be treated more effectively with inhibitors of steroidogenesis and blockers of androgen action.
  • (16) In altricial species, embryonic growth rate and metabolic rate increase continuously during incubation, whereas in precocial species, embryonic growth rate declines shortly before hatching so that metabolic rate usually reaches a plateau before hatching.
  • (17) It remains unclear, however, whether such changes in expression of MAP2 represent a primary effect of the mutation or if it is only a precocious result of Purkinje cell degeneration.
  • (18) These events appeared to be similar to those occuring in the adult cycling rat, in precocious puberty induced by the administration of pregnant mare serum gonadotropins and during the onset of natural puberty.
  • (19) Recent evidence suggests that a group of children exists in whom premature sexual maturation occurs in the absence of pubertal levels of gonadotropins; that is, they have gonadotropin-independent precocious puberty.
  • (20) The mother of an 11-year-old epileptic, mentally retarded, and sexually precocious girl asked to have the girl sterilized.

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