eikonal
Word Rarity
Very rare
Frequency: Zipf frequency 1.04 in modern English
11
Scrabble Score
7
Letters
2
Syllables
7
Unique Chars
Meaning
adj
Describing the properties of a class of partial differential equation encountered in descriptions of wave propagation.
Etymology
Ancient Greek εἰκών (eikṓn, “image”).
Derived Forms
Phrases
eikonal approximation
eikonal equation