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Firefighters are exposed to risks of fire and building collapse during their work.. In simple terms, risk is the possibility of something bad happening. [1] Risk involves uncertainty about the effects/implications of an activity with respect to something that humans value (such as health, well-being, wealth, property or the environment), often focusing on negative, undesirable consequences. [2]
An etymological dictionary discusses the etymology of the words listed. Often, large dictionaries, such as the Oxford English Dictionary and Webster's , will contain some etymological information, without aspiring to focus on etymology.
Risk management is the identification, evaluation, and prioritization of risks, [1] followed by the minimization, monitoring, and control of the impact or probability ...
Etymology (/ ˌ ɛ t ɪ ˈ m ɒ l ə dʒ i /, ET-im-OL-ə-jee [1]) is the study of the origin and evolution of words—including their constituent units of sound and meaning—across time. [2] In the 21st century a subfield within linguistics , etymology has become a more rigorously scientific study. [ 1 ]
The Online Etymology Dictionary or Etymonline, sometimes abbreviated as OED (not to be confused with the Oxford English Dictionary, which the site often cites), is a free online dictionary that describes the origins of English words, written and compiled by Douglas R. Harper. [1]
Etiology (/ ˌ iː t i ˈ ɒ l ə dʒ i /; alternatively spelled aetiology or ætiology) is the study of causation or origination. The word is derived from the Greek word αἰτιολογία (aitiología), meaning "giving a reason for" (from αἰτία (aitía) 'cause' and -λογία () 'study of'). [1]
Perceived risk discourages people from walking and bicycling for transportation, enjoyment or exercise, even though the health benefits outweigh the risk of injury. [6] Perceived safety can drive regulation which increases costs and inconvenience without improving actual safety. [7] [8]
Another definition of risk is "the probable frequency and probable magnitude of future losses". This definition also focuses on the probability of future loss whereby the degree of vulnerability to hazard represents the level of risk on a particular population or environment. The threats posed by a hazard are: