(a.) Having the power or quality of acting; causing change; communicating action or motion; acting; -- opposed to passive, that receives; as, certain active principles; the powers of the mind.
(a.) Quick in physical movement; of an agile and vigorous body; nimble; as, an active child or animal.
(a.) In action; actually proceeding; working; in force; -- opposed to quiescent, dormant, or extinct; as, active laws; active hostilities; an active volcano.
(a.) Given to action; constantly engaged in action; energetic; diligent; busy; -- opposed to dull, sluggish, indolent, or inert; as, an active man of business; active mind; active zeal.
(a.) Requiring or implying action or exertion; -- opposed to sedentary or to tranquil; as, active employment or service; active scenes.
(a.) Given to action rather than contemplation; practical; operative; -- opposed to speculative or theoretical; as, an active rather than a speculative statesman.
(a.) Brisk; lively; as, an active demand for corn.
(a.) Implying or producing rapid action; as, an active disease; an active remedy.
(a.) Applied to a form of the verb; -- opposed to passive. See Active voice, under Voice.
(a.) Applied to verbs which assert that the subject acts upon or affects something else; transitive.
(a.) Applied to all verbs that express action as distinct from mere existence or state.
Example Sentences:
(1) Tryptic digestion of the membranes caused complete disappearance of the binding activity, but heat-treatment for 5 min at 70 degrees C caused only 40% loss of activity.
(2) A study revealed that the percentage of active sperm in semen 30 seconds after ejaculation was 10.3% when a nonoxynol 9 latex condom was used as opposed to 55.9% in a nonspermicidal condom.
(3) The most actively proliferating region of the excurrent duct system is zone 3 of the epididymis, whereas the least active region is the ductuli efferentes.
(4) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
(5) Activity of Na,K-ATPase activity was measured as a functional marker for synaptosomal membranes.
(6) The antiarrhythmic activity similar to that of quinidine (with ca.
(7) The microsomal preparations from untreated Syrian golden hamster livers exhibited higher activities of N-demethylation towards the macrolide antibiotics, erythromycin and troleandomycin, than those from untreated and phenobarbital-treated rats.
(8) Patient plasma samples demonstrated evidence of marked complement activation, with 3-fold elevations of C3a desArg concentrations by the 8th day of therapy.
(9) After stimulation with lipopolysaccharide and calcium ionophore A23187, culture supernatants of clones c18A and c29A showed cytotoxic activity against human melanoma A375 Met-Mix and other cell lines which were resistant to the tumor necrosis factor, lymphotoxin and interleukin 1.
(10) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(11) Increased plasmin activity was associated with advancing stage of lactation and older cows after appropriate adjustments were made for the effects of milk yield and SCC.
(12) Arachidic acid was without effect, while linoleic acid and linolenic acid were (on a concentration basis) at least 5-times less active than arachidonic acid.
(13) Following in vitro C activation in NHS by delta IgG, the 40 KD C4d component increased markedly.
(14) One hour after direct mechanical cardiomassage (DMCM) a moderately pronounced edema of the intercellular spaces in the basal compartment of the seminiferous epithelium, normal content of lactate and succinate dehydrogenases, and a certain decrease in the activity of glucose-6-phosphate dehydrogenases and NAD- and NADP-diaphorases were noted.
(15) We conclude that first-transit and blood-pool techniques are equally accurate methods for determining EF when the time-activity method of analysis is employed.
(16) This difference was not due to ATPase activity in the assay.
(17) In the surface epithelial cells, the basolateral cell surface showed moderate enzymatic activity.
(18) Both the vitellogenesis and the GtH cell activity are restored in the fish exposed to short photoperiod if it is followed by a long photoperiod.
(19) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
(20) Together these results suggest that IVC may operate as a selective activator of calpain both in the cytosol and at the membrane level; in the latter case in synergism with the activation induced by association of the proteinase to the cell membrane.
Quiver
Definition:
(a.) Nimble; active.
(v. i.) To shake or move with slight and tremulous motion; to tremble; to quake; to shudder; to shiver.
(n.) The act or state of quivering; a tremor.
(n.) A case or sheath for arrows to be carried on the person.
Example Sentences:
(1) This tusk specimen contains a metal spear with a wooden component, which is surrounded by a quiver-like osseous encasement.
(2) Moreover, neurological symptoms taken as characteristic for progressive paralysis such as the Argyll-Robertson phenomenon or the "mimic quivering" are more the exception than the rule.
(3) Fiscal policy was the first arrow to be removed from Abe's quiver.
(4) A br-r-r sound, with a main frequency of 200 Hz and a chewing sound with a main frequency of 6,000-10,000 Hz are produced during threatening; the former sound can also be heard during quivering.
(5) Even in my quivering state, I knew someone was again trying to be decent."
(6) Frank Lampard had spoken of the game passing in "all a bit of a daze", with team-mates left to pick over the drama to recreate the timeline: conceding to Sergio Busquets; losing John Terry to a red card; falling further behind to Andrés Iniesta; Ramires's glorious riposte; Lionel Messi's penalty miss; the quivering of the woodwork as they heaved to contain the holders; the desperate rearguard action before Fernando Torres, the £50m goalscorer with so few goals to his name, sprinted alone into Barça territory and equalised in stoppage time.
(7) I’m always amazed at how many students show up each year in the classrooms of the London School of Economics, where I teach, quivering with excitement about microfinance and other “bottom-of-the-pyramid” development strategies.
(8) The peculiar V-shaped mouth with its pointed upper lip, the absence of brow ridges, the absence of a chin beneath the wedgelike lower lip, the incessant quivering of this mouth, the Gorgon groups of tentacles".
(9) In a statement issued on Tuesday he said: "Almost two months later, clearly she was still traumatised – you could hear it in her quivering voice and see it in her eyes.
(10) "Ah just want to sort out the funeral," she blubbed at the preternaturally patient Chesney, overbite quivering like a hovercraft as the prospect of another 15 years of storylines involving the widow whimpering in her HMP Plot Device netball bib lumbered horrifyingly into view.
(11) It was then discovered that if the percussor was pressed firmly enough against the chest, this maximum intrathoracic pressure could be indicated by quivering of the voice.
(12) The old guy's face turned pale – it was smeared with blood, his mouth was quivering.
(13) a troop of savage and merciless fanatics: her flesh was scraped from her bones with sharp oyster-shells, and her quivering limbs were delivered to the flames."
(14) To distinguish them from the somewhat similar lid-twitch phenomenon, they are called quiver movements.
(15) I had to become a quivering wreck before social services would offer me any sort of respite,” Dawn says.
(16) barks saturnine sheriff "Duke" Perkins, his smalltown beard quivering with indignation.
(17) I quiver, shudder and celebrate at the thought of how he'll progress over the next few hours.
(18) Neither are, “The brakes aren’t great,” nor: “If at any point you feel scared, just pick up your bike and run.” And yet I found myself in Lycra, looking out over the fields of Essex to Canary Wharf on the horizon, legs quivering, while Ben Spurrier of Vicious Velo attached my pedals to a Condor cyclocross bike.
(19) It was a nice home but I immediately started to quiver, and to cry."
(20) As most establishment media figures do when quivering in the presence of national security state officials, the supremely sycophantic TV host Bob Schieffer treated Hayden like a visiting dignitary in his living room and avoided a single hard question.