annulation

From Latin annulātus +‎ -ation.^[1] Compare French annulation. Piecewise doublet of annullation.

• Audio (General American):

  (file)

annulation (plural annulations)

1. The formation of a ring
2. (organic chemistry) Any reaction that forms a ring of atoms
3. Any structure in the form of a ring

• unnational

Borrowed from Latin annūlātiōnem. By surface analysis, annuler +‎ -ation.

• IPA^(key): /a.ny.la.sjɔ̃/

• Audio:

  (file)

• Rhymes: -ɔ̃

annulation f (plural annulations)

1. cancellation, revocation

• “annulation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.