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gizzard
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glabella
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glabrescent
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Glace Bay
glacial
glacial acetic acid
glacial period
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glacial

gla·cial [ gláysh'l ]


adjective 
Definition:
 
1. relating to glacier: relating to or caused by a glacier or glaciers
glacial movements and deposits

2. containing expanses of ice: characterized by the presence of ice masses

3. ice-age: describes any geologic time when a large part of the Earth was covered in ice

4. extremely cold: icily or bitingly cold
a glacial wind

5. coldly hostile: unfriendly or hostile
a glacial look

6. detached: characterized by detachment and an absence of emotion
glacial determination

7. slow: moving or advancing extremely slowly
the glacial pace of the negotiations



noun  (plural gla·cials)
Definition:
 
geology 
Same as  glacial period


[Mid-17th century. Via Old French< Latin glacialis "icy" < glacies "ice"]

gla·cial·ly adverb
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