Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
simple machine consisting of a bar supported at some stationary point along its length and used to overcome resistance at a second point by application of force at a third point. The stationary point of a lever is known as its fulcrum.
..... Click the link for more information. .
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
The rigid point of support about which a lever pivots.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
1. the pivot about which a lever turns
2. a spinelike scale occurring in rows along the anterior edge of the fins in primitive bony fishes such as the sturgeon
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005