petrosphere
Word Rarity
Very rare
Frequency: Zipf frequency 0.00 in modern English
18
Scrabble Score
11
Letters
3
Syllables
7
Unique Chars
Meaning
noun
Etymology
Etymology tree Latin petrader. English petro- Ancient Greek σφαῖρᾰ (sphaîră)bor. Latin sphaera Late Latin sphērader. Old French spherebor. Middle English spere English sphere English -sphere English petrosphere From petro- + -sphere.