
1) Patronymic surname
Found on
https://www.crosswordclues.com/clue/heymans
[crater] This crater has been worn by subsequent impacts, but retains the general appearance of its original form. At the north end a small crater overlies the rim, and there are smaller impacts across the rim to the east and south. But the rim is generally round and symmetrical, with a slightly narrower inner wall to the northeast. Within ...
Found on
http://en.wikipedia.org/wiki/Heymans_(crater)
No exact match found.