expansivo
expansive
adjective eks-pahn-SEE-boh Rare
Origin: From Latin expansivus
Also means
outgoing
Usage Note
Expansivo describes something that spreads outward (an onda expansiva, blast wave) or, of a person, someone who is open and outgoing. The two senses are quite different, so context matters. In physics, onda expansiva (shock wave) is a fixed collocation. The feminine is expansiva.
Examples
"La onda expansiva derribó ventanas en la zona."
Natural Translation
The blast wave knocked down windows in the area.

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