noun

onset

onset, start, beginning

The onset of winter was sudden.

The onset of winter was sudden.

We must be ready for the onset of the attack.

We must be ready for the onset of the attack.

Early treatment can delay the onset of the disease.

Early treatment can delay the onset of the disease.

the onset of ((sth.)) the beginning of something the onset of the disease

Synonyms: beginning, start, commencement; Antonyms: end, conclusion

From 'on' + 'set', literally the idea of something being 'set on' or started.

Often used for the beginning of something significant and often unpleasant, like a disease or winter.

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