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gibe
Gibeonite
giblets
Gibraltar
Gibraltar board
Gibraltar, Rock of
Gibraltar, Strait of
Gibson Desert
Gibson girl
GIC
gid
giddap
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giddyup
gidgee
gie
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gibberellin
gib·ber·el·lin [ jìbbə réllin ] (plural gib·ber·el·lins)


noun 
Definition:
 
growth-regulating plant hormone: a plant hormone that promotes growth and seed germination
[Mid-20th century. < modern Latin Gibbera, genus of fungi < Latin gibbus "hump"]
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