bn:00074855n
Noun Concept
EN
sub-interval  subinterval
EN
An interval that is included in another interval WordNet 3.0
Definitions
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EN
An interval that is included in another interval WordNet 3.0 & Open English WordNet
Any of several smaller intervals into which a larger one is divided. Wiktionary
IS A
WordNet 3.0 & Open English WordNet
Wiktionary