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Webster 1913 Edition

Noun.

[Cf. F.

conglaciation

The act or process of changing into ice, or the state of being converted to ice; a freezing; congelation; also, a frost.

Bacon.

Noun.

The act of changing into ice, or the state of being converted to ice; a freezing; congelation.

conglaciation ‎(countable and uncountable, plural conglaciations)

(archaic) The act or process of changing into ice; a freezing or congelation.
(Can we find and add a quotation of Francis Bacon to this entry?)