| (used as a nonsense word by children to express approval or to represent the longest word in English.) |
| the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language). |
indoleacetic acid in·dole·a·ce·tic acid (ĭn'dō-lə-sē'tĭk)
n.
A plant hormone that stimulates growth.