This tool relates English terms to concepts from the
SUMO
ontology by means of mappings to
WordNet synsets.
According to WordNet, the noun "wake-up_call" has 2 sense(s).
106274546 a telephone call that you request be made a specific time in order to wake you up at that time (especially in hotels); "she left a wake-up call for 7 a.m.".
107224481 a warning to take action concerning something that was overlooked or neglected; "the bombing was a wake-up call to strengthen domestic security".