The ornamental design for an aromatherapydiffuser in the shape of a waterdrop, as shown and described.
FIG. 1 is a top plan view of an aromatherapy diffuser in the shape of a water drop showing my new design:
FIG. 2 is a bottom plan view thereof;
FIG. 3 is a right side elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a rear elevation view thereof;
FIG. 6 is a front elevation view thereof; and,
FIG. 7 is a top, right perspective view thereof.
The features shown in broken lines in the various figures are shown for illustrating environmental structure and forming no part of the claimed design.
The broken lines depicts unclaimed subject matter and form no part of the claimed design.