onset

[ on-set, awn- ]

noun

1. a beginning or start:

   the onset of winter.

2. an assault or attack:

   an onset of the enemy.

3. Phonetics. the segment of a syllable preceding the nucleus, as the gr in great. Compare coda ( def 5 ), core ¹( def 14 ).

onset

/ ˈɒnˌsɛt /

noun

1. an attack; assault
2. a start; beginning

Word History and Origins

Origin of onset¹

1525–35; on + set, after the verb phrase set on

Example Sentences

Researchers have found education can be a predictor of better cognitive performance, memory function, life expectancy and delayed onset of Alzheimer's disease or dementia.

From Science Daily

It is more common in women than men and typically onsets in 40s, often taking a significant toll on their quality of life.

From Science Daily

It revealed that while researchers have focused on linking climate impacts to the onset of conflict, there has been less attention on how climate impacts affect communities already experiencing conflict or involved in peacebuilding.

From Science Daily

The researchers note that this greater understanding of the connection between diabetes onset, obesity, and dementia may help inform targeted interventions to prevent dementia.

From Science Daily

Common risks for adults with cerebral palsy can include the early onset of secondary conditions such as osteoporosis, hypertension, diabetes and psychiatric disorders.

From Science Daily

Related Words

• commencement
• dawning
• onslaught
• outbreak
• outset