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Webster 1913 Edition

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Noun.

[L., fr. Gr. [GREEK][GREEK][GREEK], fr. [GREEK][GREEK][GREEK] the Dog Star, properly, scorching.]

(Med.)

(a)

A sunstroke.

(b)

The act of exposing to a sun bath.

[Obs.]

Cf.

Noun.

An inflammation of the brain, proceeding from the excessive heat of the sun; phrensy almost peculiar to children.

siriasis ‎(uncountable)