Definition of "phlegmatic"

Calm and phlegmatic, with a clear eye, Mr. Fogg seemed a perfect type of that English composure which Angelica Kauffmann has so skilfully represented on canvas.

1873, Jules Verne, chapter 2, in Around the World in 80 Days‎, archived from the original on 12 April 2012

Their friendship (immortalized in a splendid volume of letters that has clearly served as one of Ms. von Trotta's sources) is a fascinating study in cultural and temperamental contrast, an impulsive and witty American paired with a steady, phlegmatic German.

2013, A.O. Scott, “How It Looks to Think: Watch Her,” Rev. of Hannah Arendt, dir. by Margarethe von Trotta, New York Times 29 May 2013: C1. Print.

cold and phlegmatic bodies

1650, Thomas Browne, Pseudodoxia Epidemica: […], 2nd edition, London: […] A[braham] Miller, for Edw[ard] Dod and Nath[aniel] Ekins, […]