Glacial (adjective) — جليدي: Relating to ice or glaciers; extremely slow or cold. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Turned into or covered with ice; fixed and unable to move.
Cold enough for frost; cold in manner.
Relating to the regions around the North Pole; extremely cold; characterized by severe cold conditions
Relating to the North or South Pole; opposite in nature.
Uncomfortably cool — cold enough to notice, but not freezing; also cool and unfriendly in manner
icyfreezingslow
Very cold; stiff and unfriendly.