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| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
order or·der (ôr'dər)
n.
A taxonomic category of organisms ranking above a family and below a class.
| order (ôr'dər) Pronunciation Key
A group of organisms ranking above a family and below a class. See Table at taxonomy. |
In biology, the classification lower than a class and higher than a family. Dogs and cats belong to the order of carnivores; human beings, monkeys, and apes belong to the order of primates. Flies and mosquitoes belong to the same order; so do birch trees and oak trees. (See Linnean classification.)