As`si*du"i*ty (#), n.; pl. Assiduities (#). [L. assiduitas: cf. F. assiduite. See Assiduous.]

1.

Constant or close application or attention, particularly to some business or enterprise; diligence.

I have, with much pains and assiduity, qualified myself for a nomenclator. Addison.

2.

Studied and persevering attention to a person; -- usually in the plural.

 

© Webster 1913.

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