虫洞

Traditional form:

蟲洞

Pinyin (reading):

chóngdòng

Definitions:

• (physics) wormhole

Characters:

• 虫 - insect, worm; mollusk
• 洞 - cave, grotto, hole, ravine

Traditional characters:

• 蟲 - insect, worm; mollusk
• 洞 - cave, grotto, hole, ravine