This is the 13672nd most frequent German word.
eingeläutet
"Initiated" or "ushered in."
Here 'eingeläutet' indicates the ceremonial or signaling start of an event, specifically the beginning of a new year using the imagery of bells ringing.
Das neue Jahr wurde um Mitternacht mit Feuerwerk eingeläutet.
The new year was ushered in at midnight with fireworks.
In this sentence, 'eingeläutet' metaphorically describes initiating or officially beginning the event of the conference.
Der Direktor hat die Konferenz mit einer kurzen Rede eingeläutet.
The director opened the conference with a short speech.
Here 'eingeläutet' is used to signify the festive and celebratory start of the birthday party, suggesting an inauguration or commencement.