h 4 a 1 d 2 r 1 o 1 n 1
6 letters · 10 points in Scrabble
Meaning
noun any elementary particle that interacts strongly with other particles
originFrom Ancient Greek ἁδρός (hadrós, “thick”) + -on. Coined by Russian physicist Lev Okun in 1962 in a plenary talk at the International Conference on High Energy Physics.
Etymology from Wiktionary, CC BY-SA 3.0