Display screen or portion thereof with transitional graphical user interface

Description

FIG. 1 is a front view of a first image of a first embodiment in a sequence for a display screen or portion thereof with transitional graphical user interface showing our new design;

FIG. 2 is a front view of a second image of the first embodiment thereof;

FIG. 3 is a front view of a third image of the first embodiment thereof;

FIG. 4 is a front view of a first image of a second embodiment thereof;

FIG. 5 is a front view of a second image of the second embodiment thereof; and,

FIG. 6 is a front view of a third image of the second embodiment thereof.

The broken line showing of a display screen or portion thereof with transitional graphical user interface is included for the purpose of illustrating portions of the article and forms no part of the claimed design.

Claims

The ornamental design for a display screen or portion thereof with transitional graphical user interface, as shown and described.