IPA: /ˈpɪkəˌlaɪn/
KK: /ˈpɪkəˌlaɪn/
A type of chemical compound that is a liquid and has three different forms, used mainly as a solvent in industrial processes and organic chemistry.
Picoline is often used in laboratories for various chemical reactions.
Picoline is derived from the word 'picolinic' (from the Latin 'picula', meaning pitch or resin) combined with the suffix '-ine' (indicating a chemical substance). The term refers to a chemical compound related to pyridine, which is derived from coal tar and has a structure similar to that of picolinic acid.
Think of 'pitch' ('picula') as a source of the chemical compound, and remember that 'picoline' is a substance related to that source.