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Webster 1913 Edition

Roration

Ro-ra′tion

,

Noun.

[L.

roratio

, fr.

rorare

to drop dew, fr.

ros

dew.]

A falling of dew.

[R.]

Webster 1828 Edition

Roration

RORA'TION

,

Noun.

[L. roratio.] A falling of dew. [Not used.]

Definition 2024

roration

roration

English

Noun

roration ‎(plural rorations)

A falling of dew.
With dawn we see the mark of yesternight’s roration.
- 1810: James Kennedy, Glenochel: A Descriptive Poem in Two Volumes, volume 1, page 50
  That in the bland rorations calm
  Their luscious redolence receive,
  And, with a still, ambrosial balm,
  Aromatize the breath of eve.

Related terms

rore (obsolete)

References

The Universal Etymological English Dictionary (1727), volume II of An Universal Etymological English Dictionary (1721), by Nathaniel Bailey
A Falling of Dew.
“roˈration²” listed in the Oxford English Dictionary [2nd Ed.; 1989]