- pertaining to a state, value, or quantity at which one or more properties of a substance or system undergo a change.
- (of fissionable material) having enough mass to sustain a chain reaction.
Examples from the Web for critically
Most critically, the split perspectives of Noah and Alison need to marry more elegantly.What On Earth Is ‘The Affair’ About? Season One’s Baffling Finale|Tim Teeman|December 22, 2014|DAILY BEAST
This is a critically important role, and something I've seen firsthand.The Valerie Jarrett I Know: How She Saved the Obama Campaign and Why She’s Indispensable|Joshua DuBois|November 18, 2014|DAILY BEAST
The film was critically panned upon its release, but has since gained a cult following.Charles Dance on Tywin Lannister’s S5 Return, A ‘Game of Thrones’ Movie,’ and Sexy Peter Dinklage|Marlow Stern|November 18, 2014|DAILY BEAST
Most people pay attention to this only in regards the Supreme Court, but the lower courts are also critically important.
The Hangover star, currently in the critically acclaimed Birdman, certainly knows how to bring the funny as well as the awkward.
She looked at him critically from under her shading lashes—but her eyes grew gentler almost at once.The Magnificent Ambersons|Booth Tarkington
McKelvie glanced hastily about and then striding to the divan he bent down and sniffed at it critically.The Mystery of the Hidden Room|Marion Harvey
As they spoke thus together John Angus waited for a moment, considering them critically.Poppea of the Post-Office|Mabel Osgood Wright
When the bullet was extracted Doctor Joe examined it critically, washed it and placed it carefully in his pocket.Troop One of the Labrador|Dillon Wallace
He was grinning broadly, and Mason was keenly amused when Josephine hastened over and surveyed him critically.Mason of Bar X Ranch|Henry Bennett
British Dictionary definitions for critically
Word Origin and History for critically
1580s, "censorious," from critic + -al (1). Meaning "pertaining to criticism" is from 1741; medical sense is from c.1600; meaning "of the nature of a crisis" is from 1640s; that of "crucial" is from 1841, from the "decisive" sense in Latin criticus. Related: Criticality (1756; in the nuclear sense, 1950); critically (1650s, "accurately;" 1815, "in a critical situation"). In nuclear science, critical mass is attested from 1940.