(a.) Beginning and ending in a day; existing only, or no longer than, a day; diurnal; as, an ephemeral flower.
(a.) Short-lived; existing or continuing for a short time only.
(n.) Anything lasting but a day, or a brief time; an ephemeral plant, insect, etc.
Example Sentences:
(1) Absent English-language material tends to be ephemeral or otherwise out of scope for the resource libraries.
(2) "We've seen evidence ourselves that the use case of ephemeral messaging is very powerful."
(3) The isolates have been typed as 27 separate viruses belonging to the bluetongue, epizootic haemorrhagic disease, Palyam, Simbu, bovine ephemeral fever, Tibrogargan and alphavirus groups.
(4) When mice were treated with P90 before being primed with sheep erythrocytes, polyclonal immunoglobulin synthesis was accompanied by an ephemeral stimulation of the specific immune response against sheep erythrocytes that was quickly replaced by a dramatic immunosuppression.
(5) The short course of respiratory failure suggests that toxin effect is unusually ephemeral with a mean intubation interval of only 8.6 days.
(6) The remark evoked a defensive response from those wedded to the ephemeral virtues of the "confidence fairy" – and who are concerned to keep her benevolent figure hovering above Britain's severely weakened economy.
(7) These sera were tested for antibodies against foot-and-mouth disease, bovine herpes virus types 1 and 2, lumpy skin disease, bovine viral diarrhoea, Akabane, bovine ephemeral fever, bluetongue, enzootic bovine leucosis, African horse sickness and African swine fever viruses and Brucella abortus based on the expected species susceptibility.
(8) The effects of abiotic and biotic mortality factors on preimaginal survivorship and the production of adults were investigated for populations of Culex tarsalis Coquillett at a stable foothill breeding site during 1985 and at seven ephemeral breeding sites during 1986.
(9) Before the silicon chip was invented, pen and paper, the printing press and the camera all helped store information for us, ephemerally or for posterity.
(10) Five cattle infected with bovine ephemeral fever virus were necropsied on the day after onset of clinical disease, when clinical signs of lameness were most severe.
(11) Determining heritability not only in nature but in relation to subdivision into ephemeral patches (cladodes in this case) has an important bearing on natural selection response and to general theories of stabilizing selection proposed to explain the existence of genetic variation.
(12) The duration of detectable neutralizing antibody in these birds was found to be ephemeral in some species (e.g., black-capped chickadees) and extremely longlasting in others (e.g., gray catbirds, swamp sparrows).
(13) Bovine ephemeral fever (BEF) virus vaccines, prepared from the brains of suckling mice infected with strain 525 BEF virus, were evaluated in housed cattle and in the field.
(14) Clinical signs of ephemeral fever occurred in four untreated cattle infected at the same time.
(15) Follies plays exquisitely on the unreliability of memory and the ephemerality of theatre; it is a stark warning against the distorting dangers of nostalgia.
(16) Similar sheets of cells were obtained from the cases of SSPE but the only nodules formed were smaller and ephemeral.
(17) In fact, it's getting into longer narratives through a feature called Snapchat Stories, which launched in October as a "fun and ephemeral" way to "share your day with friends – or everyone".
(18) Three adult cattle that had been ataxic for 5 to 7 months and a bull that had been paralysed for 24 days following bovine ephemeral fever infection were studied clinically and pathologically.
(19) Three newborn calves were inoculated intracerebrally with bovine ephemeral fever virus strain 525.
(20) Ten isolations of bovine ephemeral fever virus were made in Aedes albopictus tissue cultures from the blood of 5 clinical cases.
Impermanent
Definition:
(a.) Not permanent.
Example Sentences:
(1) The low population densities and impermanent settlements of Amazonian Indians are often interpreted as adaptations to a fauna that offers limited protein resources and is rapidly depleted by hunting.
(2) For the most part, my comfort with impermanence has outweighed the discomfort of sleeping on someone’s used couch.
(3) A devoted Buddhist, he chatted away about impermanence and reaching higher states of being.
(4) Along the way if there are points of pain, you observe them impersonally as your scan reaches those points, knowing they are impermanent.
(5) A performing art, it has always been uniquely difficult to preserve and reproduce (the tragedy of its impermanence was brought home this summer by the deaths of Pina Bausch and Merce Cunningham).
(6) In 1989, when Gehry was awarded the prestigious Pritzker prize, the citation read: "His sometimes controversial, but always arresting body of work, has been variously described as iconoclastic, rambunctious and impermanent, but the jury, in making this award, commends this restless spirit that has made his buildings a unique expression of contemporary society and its ambivalent values."
(7) The alignment of this tooth with the toothcomb is a strictly impermanent situation and cannot be taken into consideration when determining homologies of the teeth of the toothcomb.
(8) Calling these children "detainees" is a way of suggesting to all who read that they are little more than impermanent prisoners, strangers in a strange land who we'll soon send on their way.
(9) Franzen, who avoids the internet while he writes, has previously laid out his reasons for disliking ebooks : reading a book on a screen feels too impermanent, he believes, and he worries "that it's going to be very hard to make the world work if there's no permanence like that.
(10) In particular, there is the stoicism that teaches us to take mortality and the impermanence of all things as cues to detach ourselves from the ups and downs of life and embrace an accepting tranquility.
(11) If you take that permanence and then point out all the impermanence within it, that becomes a really fascinating topic, I think."
(12) Zeldin said: "It's very dehumanising that people are being made to work and live in complete impermanence.
(13) Intensive study of 5 of the most seriously affected villages over a period of 3 years has shown that there is a delicate balance between the parasite and its human host in this area, largely as a result of the impermanent nature of the principal transmission sites, i.e., ponds and the smaller riverine pools.
(14) Further, he notes that unless adolescents' problems are understood in the context of improperly functioning families, any help provided will be impermanent at best.
(15) It demands an individual preoccupation of the therapist with the basic questions regarding his own life and its impermanence.
(16) We describe a congenital deformity of the foot which is characterised by calcaneus at the ankle and valgus at the subtalar joint; spontaneous improvement does not occur and serial casting results in incomplete or impermanent correction of the deformities.
(17) We learnt about the impermanence of health and the vicissitudes of life.
(18) The problems of controlling and ultimately eradicating pertussis are addressed in the face of the apparent impermanence of vaccine immunity, and the limited protection offered while it lasts.
(19) Today's youth lives in a "throw away society" characterized by an impermanence of both objects and human relations--which works counter to traditional health values and practices.
(20) Franzen, whose stories about dysfunctional middle-class families hold up a mirror to contemporary America, has hit out at new media culture before, denigrating ebooks for their impermanence and branding Twitter the "ultimate irresponsible medium" .