Définitions
1.AdjectiveNormal, principal or standard.
2.AdjectiveNot fundamentalist, charismatic or evangelical.
3.AdjectiveOf or pertaining to the principal route or line of a railway.
4.AdjectiveOf or pertaining to a surface-level heavy rail system as distinct from an underground, elevated or light rail one.
5.AdjectiveOf or pertaining to national or long-distance rail network operators as opposed to urban and suburban operators.
6.AdjectivePertaining to a direct route between two major ports.
7.AdjectiveOf a sequence of opening moves: being part of a main line ("a standard sequence of opening moves considered to be best play").
8.VerbTo inject (a drug) directly into a vein.
9.VerbTo consume voraciously.
10.VerbTo integrate (code, etc.) into the main repository for a software project, rather than separate forks.
11.VerbTo include (a prisoner) in the general population of a prison.
12.NounAn airline's main operating unit, as opposed to codeshares or regional subsidiaries.
13.NounThe principal route or line of a railway.
14.NounIn longline fishing the central line to which the branch lines with baits are attached.
15.NounThe pipeline carrying wastewater to the public drains or a septic tank.
16.NounA principal vein into which a drug can be injected.
17.NounThe main repository for a software project, from which different versions (forks) may be split off.
18.NounAlternative form of main line.
19.NounThe general population of a prison.