Close off the main line Crossword Clue

Finding it difficult to find the best solutions to The Telegraph - Toughie crossword puzzles?
We are here to help you get the best answers to the given clue "Close off the main line":

Definition of "SEAL"

a device or substance that is used to join two things together so as to prevent them from coming apart or to prevent anything from passing between them

Example :

many fittings have tapered threads for a better seal

for most domestic applications, a 75 mm seal is required

the monarchy is the seal of the unbroached integrity of the Isles

 The Crossword clue "Close off the main line" published 1 time/s & has 1 answer/s. 

Crossword	Date	Answer
The Telegraph - Toughie	9 May 2019	SEAL