Learn how to say Modals correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word modal:
1relating to mode or form as opposed to substance.
2 Grammar of or denoting the mood of a verb.
relating to a modal verb.
3 Statistics relating to a value that occurs most frequently in a given set of data.
4 Music of or denoting music using melodies or harmonies based on modes other than the ordinary major and minor scales.
5 Logic (of a proposition) in which the predicate is affirmed of the subject with some qualification, or which involves the affirmation of possibility, impossibility, necessity, or contingency.
a modal word or construction.
mid 16th century (in sense 5 of the adjective): from medieval Latin modalis, from Latin modus (see mode)