the.com/inflection
The moment a curve changes its mind about which way to bend.
means A point or shift where the direction or trend of something fundamentally turns, in math, grammar, or life.
from From Latin inflectere, to bend inward — flectere meaning to bend, the same root that flexes muscles and reflexes.
In calculusWhere the second derivative flips sign.
In grammarWord endings that mark tense or number.
Boardroom favoriteExecutives love an inflection point on slides.