Main Entry: ¹zoom

Pronunciation: \ˈzüm\

Function: verb

Etymology: imitative

Date: 1903

intransitive verb 1 a : to move with a loud low hum or buzz b : to go speedily : zip <cars zooming by on the highway>
2 of an airplane : to climb for a short time at an angle greater than that which can be maintained in steady flight so that the machine is carried upward at the expense of stored kinetic energy
3 a : to focus a camera or microscope on an object using a zoom lens so that the object's apparent distance from the observer changes —often used with in or out b : focus, zero —used with in <trying to zoom in on the cause of these problems>
4 : to increase sharply <retail sales zoomed>transitive verb : to cause to zoom