from the GNU version of the Collaborative International Dictionary of English
- adj. having, that node of the moon or a planet wherein it passes the ecliptic to proceed northward. It is also called the northern node.
- n. the node at which the body is passing northerly, marked with the symbol ☊, called the Dragon's head. Called also northern node.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the point at which an orbit crosses the ecliptic plane going north
Sorry, no etymologies found.