어원

ganglion (n.) 

1680s, "tumor, swelling;" 1732 as "bundle of nerves," from Greek ganglion "tumor under the skin," used by Galen for "nerve bundle;" of unknown origin. According to Galen, the proper sense of the word was "anything gathered into a ball."

oligo- 

before vowels olig-, word-forming element meaning "few, the few," from comb. form of Greek oligos "few, scanty, small, little," in plural, "the few;" of uncertain origin.

saccharine (adj.) 

1670s, "of or like sugar," from Medieval Latin saccharum "sugar," from Latin saccharon "sugar," from Greek sakkharon, from Pali sakkhara, from Sanskritsarkara "gravel, grit" (see sugar). Metaphoric sense of "overly sweet" first recorded 1841. For the sugar substitute, see saccharin.