Inch-worm

Definition

The larva of certain geometrid moths, characterized by their looping gait caused by the absence or reduction of middle prolegs.

Etymology

Derived from the word 'inch' referring to the manner in which these larvae appear to 'inch' forward, and 'worm' describing its caterpillar-like appearance.

Example

The inch-worm moves in a distinctive manner, appearing to measure out its journey in small increments.

Synonyms

• Looper
• Measuring worm
• Spanworm

Related Terms

• Caterpillar
• Geometrid moth
• Larva

Usage Notes

Inch-worms are known for their unique locomotion and are often found inching along branches and leaves in search of food. They are called 'geometrids' because their movement traces geometrical patterns.