noun
Meaning 1
The evolution of a creature with at least three pairs of legs evolving to give rise to a descendant where the frontmost pair of legs is raised from the ground, no longer being used in locomotion and freeing them up for other activities.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Qualifier: speculative evolution
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided