Definition of lettic

• a. - Of or pertaining to the Letts; Lettish.
• a. - Of or pertaining to a branch of the Slavic family, subdivided into Lettish, Lithuanian, and Old Prussian.
• n. - The language of the Letts; Lettish.
• n. - The language of the Lettic race, including Lettish, Lithuanian, and Old Prussian.