[olec.ra.non] n [NL, fr. Gk olekranon, fr. olene elbow + kranion skull--more at ell, cranium] (ca. 1741): the process of the ulna projecting behind the elbow joint
OLECRANON
Meaning of OLECRANON in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012