glowworm

As a noun glowworm

is the larva or wingless grub-like female of a beetle from the families or lampyridae that gives out a green light from its abdomen.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between glowworm and fireflies

is that glowworm is the larva or wingless grub-like female of a beetle from the families or lampyridae that gives out a green light from its abdomen while fireflies is .

As nouns the difference between fireworm and glowworm

is that fireworm is the larva of any of several tortricid moths (family: Tortricidae) while glowworm is the larva or wingless grub-like female of a beetle from the families family: Phengodidae or Lampyridae that gives out a green light from its abdomen.

As nouns the difference between slowworm and glowworm

is that slowworm is a small Old World lizard, Anguis fragilis, often mistaken for a snake, having no legs and small eyes while glowworm is the larva or wingless grub-like female of a beetle from the families family: Phengodidae or Lampyridae that gives out a green light from its abdomen.

As nouns the difference between taxonomy and glowworm

is that taxonomy is the science or the technique used to make a classification while glowworm is the larva or wingless grub-like female of a beetle from the families or lampyridae that gives out a green light from its abdomen.

As nouns the difference between glowworm and noctilucine

is that glowworm is the larva or wingless grub-like female of a beetle from the families or lampyridae that gives out a green light from its abdomen while noctilucine is (biochemistry) a nitrogenous substance in fireflies, glowworms and marine animals, supposedly responsible for their luminescence.