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: 
Adjective Synset: 300848074

Words: obligatory

Gloss: morally or legally constraining or binding; "attendance is obligatory"; "an obligatory contribution"

also see 301580050 - necessary
antonym 300847399 - optional
similar to 300848375 - bounden
similar to 300848466 - compulsory, mandatory, required
similar to 300848679 - de_rigueur
similar to 300848838 - imposed
similar to 300848983 - incumbent_on
similar to 300849108 - indispensable
similar to 300849232 - prerequisite

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