Definition of ovalize in English:

ovalize

verb

(also ovalise)
  • To make oval in shape; specifically to make the metal tubes of the frame of a bicycle oval in cross-section for extra rigidity. Also without object: to become oval in shape.

Pronunciation

ovalize

/ˈəʊvəlʌɪz/ /ˈəʊv(ə)lʌɪz/

Origin

Early 20th century. From oval + -ize. Compare French ovaliser.