| (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). |
heterochromosome het·er·o·chro·mo·some (hět'ə-rō-krō'mə-sōm')
n.
A chromosome composed primarily of heterochromatin.
See allosome.