noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   One of four children born at the same birth; a quadruplet. obsolete, rare

   "Every 67th lying-in woman has twins, every 5333rd has trillings, and only every 150,000th has fourlings."

2. 2
   A compound or twin crystal consisting of four individuals.

Example

More examples

"Every 67th lying-in woman has twins, every 5333rd has trillings, and only every 150,000th has fourlings."

Etymology

From four + -ling.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.