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SPIKE

Definition:

[noun] a transient variation in voltage or current
[noun] sports equipment consisting of a sharp point on the sole of a shoe worn by athletes; "spikes provide greater traction"
[noun] fruiting spike of a cereal plant especially corn
Synonyms: ear, capitulum
[noun] (botany) an indeterminate inflorescence bearing sessile flowers on an unbranched axis
[noun] a sharp rise followed by a sharp decline; "the seismograph showed a sharp spike in response to the temblor"
[noun] a sharp-pointed projection along the top of a fence or wall
[noun] a long sharp-pointed implement (wood or metal)
[noun] any holding device consisting of a long sharp-pointed object
[noun] a long metal nail
[verb] stand in the way of
[verb] pierce with a sharp stake or point; "impale a shrimp on a skewer"
Synonyms: transfix, impale, empale
[verb] secure with spikes
[verb] bring forth a spike or spikes; "my hyacinths and orchids are spiking now"
Synonyms: out
[verb] add alcohol beverages
Synonyms: lace, fortify
[verb] manifest a sharp increase; "the voltage spiked"