Word Study
gibberellin
CIDE DICTIONARY
gibberellin, n.
Any of a number plant growth hormones, the first of which was isolated in 1938 from the fungus Gibberella fujikuroi ; more than 60 related gibberelins are known. The most important is gibberellin A3 , also called gibberellic acid . They are used in agriculture for promoting plant growth. [WordNet 1.5]
OXFORD DICTIONARY
gibberellin, n. one of a group of plant hormones that stimulate the growth of leaves and shoots.
Etymology
Gibberella a genus of fungi, dimin. of genus-name Gibbera f. L gibber hump
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