Meanings of contiguous parts in English

And the reason lies in our comparing those parts with the contiguous parts.

Only contiguous parts of space and only one moment of time should be represented inside a single frame.

This membrane is seen purposely removed from its contiguous parts, so as to render more visible its form and insertions.

The border-swelling or thick edge of the disk is less clear but whiter behind, and is more sharply separated from contiguous parts.

It is the different order or arrangement of the crystallization or internal structure of the feld-spar ground, in two contiguous parts of the same mass.