bolt
US /boʊlt/
UK /boʊlt/

1.
bullone
a long, cylindrical piece of metal, typically threaded, used with a nut to fasten things together
:
•
He tightened the bolt with a wrench.
Ha stretto il bullone con una chiave inglese.
•
The bridge was held together by large steel bolts.
Il ponte era tenuto insieme da grandi bulloni d'acciaio.
2.
chiavistello, catenaccio
a bar that slides into a socket to fasten a door or window
:
•
She slid the bolt across the door for security.
Ha fatto scorrere il chiavistello sulla porta per sicurezza.
•
The old wooden door had a heavy iron bolt.
La vecchia porta di legno aveva un pesante chiavistello di ferro.
3.
fulmine
a flash of lightning
:
•
A bolt of lightning struck the old oak tree.
Un fulmine ha colpito la vecchia quercia.
•
The sky was lit up by sudden bolts.
Il cielo era illuminato da improvvisi fulmini.
1.
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3.
chiudere a chiave, catenacciare
to fasten (a door or window) with a bar that slides into a socket
:
•
Remember to bolt the door before you leave.
Ricorda di chiudere la porta a chiave prima di partire.
•
The windows were securely bolted shut.
Le finestre erano saldamente chiuse a chiave.