rare event

collocation in English

meanings of rareand event

These words are often used together. Click on the links below to explore the meanings. Or, see other collocations with event.
rare
adjective
uk /reər/ us /rer/
not common or frequent; ...
See more at rare
event
noun[C]
uk /ɪˈvent/ us /ɪˈvent/
anything that happens, especially something important ...
See more at event

Examples of rare event

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
This is, for example, the case in domains where experts find it impossible to imagine 100 occurrences of a rareevent.
Thirdly, although the emergence of a humanoid-like intelligence is a rareevent, it is unlikely to be unique.
In other words, if the emergence of life is a rareevent, then life forms with different handedness probably did not coexist.
The absolute number of polymers may be critical if a further rareevent or events are required to generate bona-fide lifeforms.
Accordingly, pulsation should be a rareevent in late pregnancy, whereas the small vascular dimensions in early pregnancy predispose to pulsation.
However, for most persons it is a very rareevent without a discernible pattern of prior risk behavior or subsequent continuation.
Therefore, the formation of a blob, which is the result of plasma turbulent motion, should be considered as a relatively rareevent.
If the population lacks recombination, that class can only be recovered through the rareevent of a back-mutation.
As in the case of separation, capture depends on a statistically rareevent.
Thus, we are confident that our estimates do not suffer from a rareevent bias.
Mosaics then do not represent new origins of triploidy, which remains a rareevent.
Some non-parabolic trajectories are caused by the relatively rareevent of particles colliding.
The latter is an extremely rareevent occurring typically around the time of parturition.
The low prevalences of infection could also be due to low parasite pressure, simply making contact between miracidia and snails a rareevent.
The important conceptual message here is that separation or unbinding is determined by a statistically rareevent.
This is partly because the tree species have not become adapted to such a rareevent.
That is, is fly visitation truly a rareevent, or is relying on catching pollinaria-bearing individuals a poor measure of a more common event?
The refractory period of the spiking mechanisms then combines to make this a relatively rareevent.
Full evaluation is a very rareevent that takes place mostly when loading a spreadsheet from file.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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