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Webster 1828 Edition

pp.

Converted into ice, or a solid mass, by the loss of heat or other process; concreted.

congealed

congealed ‎(comparative more congealed, superlative most congealed)

(obsolete) Frozen.
- 1590, Edmund Spenser, The Faerie Queene, III.v:
  Yet still he wasted, as the snow congealed, / When the bright sunne his beams thereon doth beat [...].
Viscid, coagulated; jelly-like, unusually thick (of a liquid).