plural saguaros
Definition of saguaro
: a tall columnar usually sparsely-branched cactus (Carnegiea gigantea) of dry areas of the southwestern U.S. and Mexico that bears white flowers and a scaly reddish edible fruit and that may attain a height of up to 50 feet (16 meters)
— called also giant cactus
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Time Traveler for saguaro
The first known use of saguaro was in 1856
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