A quaternary ammonium cation or compound.
To relinquish, forsake, give up.
To squat or crouch down.
Quaternary.
Free; no longer involved with; quit.
An amine derivative, containing four radicals, of general formula R₁R₂R₃R₄-N⁺X⁻; the radicals may be the same, different, or part of a ring; X is any univalent anion such as OH⁻.