Rhinoceros is primarily a free form surface modeler that utilizes the NURBS mathematical model. Rhinoceros' application architecture and open SDK makes it modular and enables the user to customize the interface and create custom commands and menus.
Noun. 1. exigency-a pressing or urgent situation; the health-care exigency. crisis-an unstable situation of extreme danger or difficulty; they went bankrupt during the economic crisis.
juncture, exigency, emergency, contingency, pinch, straits, crisis mean a critical or crucial time or state of affairs. juncture stresses the significant concurrence or convergence of events. exigency stresses the pressure of restrictions or urgency of demands created by a special situation.uncture, exigency, emergency, contingency, pinch, straits, crisis mean a critical or crucial time or state of affairs. juncture stresses the significant concurrence or convergence of events. exigency stresses the pressure of restrictions or urgency of demands created by a special situation.