diff --git a/skimage/measure/_regionprops.py b/skimage/measure/_regionprops.py
index ddd0c8f5..99258c66 100644
--- a/skimage/measure/_regionprops.py
+++ b/skimage/measure/_regionprops.py
@@ -340,7 +340,7 @@ def regionprops(label_image, intensity_image=None, cache=True):
     **equivalent_diameter** : float
         The diameter of a circle with the same area as the region.
     **euler_number** : int
-        Euler number of region. Computed as number of objects (= 1)
+        Euler characteristic of region. Computed as number of objects (= 1)
         subtracted by number of holes (8-connectivity).
     **extent** : float
         Ratio of pixels in the region to pixels in the total bounding box.