What is the meaning of Vestige?

A mark left on the earth by a foot.

A faint mark or visible sign left by something which is lost, or has perished, or is no longer present.

A vestigial organ; a non-functional organ or body part that was once functional in an evolutionary ancestor.

The remaining portion of a partially suppressed sideband.

singular present subjunctive of vestigen

vestige, relic

Source: wiktionary.org