Middle English Dictionary Entry

accidentāl adj.
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Entry Info

Definitions (Senses and Subsenses)

1.
(a) Phil. Not a natural or essential part of a thing, non-essential, incidental, secondary; (b) not inherent in a thing, induced from without; (c) ?growing out of something else, ?outward, external.
2.
Med. Out of the normal course of nature, pathological; ~ thing of the soul, a mental or emotional disturbance.

Supplemental Materials (draft)

  • c1450 Peniarth Accedence(2) (Pen 356B)9/36 : What ys a qualite accidentall in a noun? A qualyte accidentall in a noun ys a propurte to acorde to on þyng kyndely all only, and so hyt is a propur qulite, as 'Petrus,' 'Willelmus,' 'Iohannes,' or to many, and þen hit is a comyn qualite, as 'homo.'
  • Note: New sense

Supplemental Materials (draft)

  • ?c1400(1379) Daniel *Treat.Uroscopy (Roy 17.D.1)f.18ra (1.4) : Þat accidentale hete, i. þat vnkynd hete, parbrakeþ and discraseþ þe body, i. distempereþ & vndisposeþ þe body and mynuseþ, i. lesseþ þe humidite of þe blode, and þan þe vryn is rede.
Note: Antedates sense 2. Editor's gloss: 'unnatural, pathological'.