isochrone
isoch·rone
noun
1.
an isogram connecting points at which something occurs or arrives at the same time
Origin
See iso- and chrono-.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.