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n.
(astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail
n.
(astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail
v.
observe, check out, and look over carefully or inspect; "The customs agent examined the baggage"; "I must see your passport before you can enter the country"
v.
cause to go somewhere; "The explosion sent the car flying in the air"; "She sent her children to camp"; "He directed all his energies into his dissertation"