adapted for walking, as the feet of certain birds
Origin of gressorial; from Classical Latin gressus, past participle of gradi, to step, walk: see grade
(comparative more gressorial, superlative most gressorial)
- (zoology) Adapted for walking.
- The feet of a kingfisher are gressorial.
Latin gressus, past participle of gradior (“I walk”) + -or + -ial