WordNet mapping browser : Welcome guest : log in
Home |  Graph |  ]  KB:  Language:   

Formal Language: 


SUMO Search Tool

This tool relates English terms to concepts from the SUMO ontology by means of mappings to WordNet synsets.


English Word: 
According to WordNet, the noun "E_layer" has 1 sense(s).

108582613 a region of the ionosphere (from 50 to 90 miles up) that reflects radio waves of medium length.


Explore the word E_layer on the WordNet web site.

Show Open Multilingual Wordnet links

Verb Frames

Show OWL translation



Sigma web home      Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners