- intramural (adj.)
[intramural 词源字典]
- 1846, literally "within the walls," from intra- "within" + Latin muralis "pertaining to a wall," from murus "wall" (see mural). Activity "within the walls" of a city, building, community, school, etc. Equivalent to Late Latin intramuranus.[intramural etymology, intramural origin, 英语词源]