Definition of Onset

1. Noun. The beginning or early stages. "The onset of pneumonia"

Exact synonyms: Oncoming
Generic synonyms: Start

2. Noun. (military) an offensive against an enemy (using weapons). "The attack began at dawn"

Definition of Onset

1. n. A rushing or setting upon; an attack; an assault; a storming; especially, the assault of an army.

2. v. t. To assault; to set upon.

Definition of Onset

1. Noun. A rushing or setting upon; an attack; an assault; a storming; especially, the assault of an army. ¹

2. Noun. (medicine) The initial phase of a disease or condition, in which symptoms first become apparent. ¹

3. Noun. (phonology) The initial portion of a syllable, preceding the syllable nucleus. ¹

4. Noun. (acoustics) The beginning of a musical note or other sound, in which the amplitude rises from zero to an initial peak. ¹

5. Noun. (obsolete) A setting about; a beginning. ¹

6. Noun. (obsolete) Anything set on, or added, as an ornament or as a useful appendage. ¹

7. Verb. (obsolete) To assault; to set upon. ¹

8. Verb. (obsolete) To set about; to begin. ¹

¹ Source: wiktionary.com

Definition of Onset

1. a beginning [n -S] - See also: beginning

Lexicographical Neighbors of Onset

onramp
onramps
onreg'lar
onrush
onrushes
onrushing
onry
ons
onscreen
onsell
onselling
onsells
onsen
onsend
onsens
onset (current term)
onsets
onsetter
onsetters
onshore
onshoring
onside
onside kick
onside kicks
onsides
onsight
onsite
onslaught
onslaughter
onslaughters

Literary usage of Onset

Below you will find example usage of this term as found in modern and/or classical literature:

1. Handbook of Severe Disability: A Text for Rehabilitation Counselors, Other edited by Walter C. Stolov, Michael R. Clowers (2000)
"There are two main classes of diabetes, the adult (maturity)-onset type and the juvenile-onset type. The majority of diabetics have the maturity-onset type. ..."

2. Preventing Tobacco Use Among Young People: A Report of the Surgeon General by M. Joycelyn Elders (1997)
"Numerous research studies over the past 15 years suggest that organized interventions can help prevent the onset of smoking and smokeless tobacco use. ..."

3. Yearbook of the National Society for the Study of Education by National Society for the Study of Education (1916)
"CRITERIA FOR JUDGING onset OF MATURITY Measurements of height, weight, strength and vital indices when compared with certain physiological changes, ..."

4. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1908)
"In an analysis of 223 cases of rheumatic fever in children, I found that the mode of onset was as follows: Fever and arthritic symptoms, 88 cases; ..."

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