MEANING: noun:
1. The northernmost part of the world believed habitable by the ancients.
2. A distant or remote goal or place.
3. The farthest point.

ETYMOLOGY: From Latin ultima (farthest) + Thule, a place believed by ancient people to be the northernmost, variously identified as Iceland, Norway, Greenland, or Shetland Islands. Earliest documented use: 1771.

ALTIMA THULE - what you use to repair a Nissan (H pronounced as in "Thomas")
(also Thule Air Force Base in Greenland, for that matter)

ULTIMAT YULE - last Christmas

MULTI-MATH ULE - a low-energy technology with much mathematical underpinning