Definitions
to an extreme degree
Word origin
From extreme + -ly.
Used in a sentence
“The National Center for Health Statistics' latest data indicate that quintuplets are extremely rare, with 66 reported sets of five or more babies in 2013.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“very greatly”9 letters
02“To the utmost”9 letters
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