Definition of pyknic in English:

pyknic

adjective

Anthropology
  • Relating to or denoting a stocky physique with a rounded body and head, thickset trunk, and a tendency to be fat.

    • ‘One's physical or bodily shape can be classified into the pyknic type, the muscular type and the intermediate type.’
    • ‘Instead of the pyknic or compact extreme, Sheldon found a round and soft one.’
    heavily built, stocky, thickset, sturdy, sturdily built, well built, burly, strapping, brawny, muscular, solid, heavy, hefty, meaty
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Origin

1920s: from Greek puknos thick + -ic. The word was first used by German psychiatrist Ernst Kretschmer (1888–1964) in his tripartite classification of human types (the other two being asthnic and athletic).

Pronunciation:

pyknic

/ˈpiknik/