Phleg‐mat″ic (?), a. [L. phlegmaticus, Gr. �: cf. F. phlegmatique.] 1. Watery. “Aqueous and phlegmatic.” Sir I. Newton.
2. Abounding in phlegm; as, phlegmatic humors; a phlegmatic constitution. Harvey.
3. Generating or causing phlegm. “Cold and phlegmatic habitations.” Sir T. Browne.
4. Not easily excited to action or passion; cold; dull; sluggish; heavy; as, a phlegmatic person. Addison.
Phlegmatic temperament(Old Physiol.), lymphatic temperament. See under Lymphatic.