Display screen or portion thereof with transitional graphical user interface

Description

FIG. 1.1 is a front view of a display screen or portion thereof with transitional graphical user interface showing a first image in the sequence;

FIG. 1.2 is a front view thereof showing a second image in the sequence;

FIG. 1.3 is a front view thereof showing a third image in the sequence;

FIG. 1.4 is a front view thereof showing a fourth image in the sequence;

FIG. 1.5 is a front view thereof showing a fifth image in the sequence;

FIG. 1.6 is a front view thereof showing a sixth image in the sequence; and

FIG. 1.7 is a front view thereof showing a seventh image in the sequence.

The appearance of the transitional image sequentially transitions between the images shown in reproductions 1.1-1.7. The process or period in which one image transitions to another image forms no part of the claimed design.

The outermost dot-dashed broken lines represent a display screen or portion thereof and form 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.