A church: a very frequent element in place-names in Wales, and occurring also in England and Scotland, as in Llandaff, Llangollen, Llanidloes, Lanark.(noun)
The Century Dictionary (Public Domain)
Use "llan" in a sentence
"A flow equal to ten Amazons roared past Cre'llan's home, water and ammonia mixing with a spectacular array of chemical wastes and dying phytoplankton."
"It follows llan Mann, a celebrity hair stylist in glamorous Los Angeles."
"“Llan, llan,” said Will, feeling like a steam engine, and stopped in astonishment."