On Vox: Word of the Day.
Dec. 13th, 2007 09:10 amCUSP, n.
An important moment usually regarded as a decision point upon which consequent events are determined (e.g. "Smith noted it as something to ponder and, if it was a cusp of necessity, decided what he must do to help his brother". -- Robert Heinlein, Stranger in a Strange Land)
Originally posted on wildernesscat.vox.com