ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷ˌ ̷ ̷ noun
also head-and-tail-light fish
: a small So. American characin fish ( Hemigrammus ocellifer ) that is translucent green with orange-tinged black-tipped fins and shimmering red eyes and tail spots and is often kept in the tropical aquarium