syncope

noun

1. a spontaneous loss of consciousness caused by insufficient blood to the brain

   noun.event

   Synonyms deliquium faint swoon

   Source: WordNet 3.0

2. (phonology) the loss of sounds from within a word (as in `fo'c'sle' for `forecastle')

   noun.communication

   Synonyms syncopation

   Source: WordNet 3.0

3. An elision or retrenchment of one or more letters or syllables from the middle of a word; as, <i>ne'er</i> for <i>never</i>, <i>ev'ry</i> for <i>every</i>.

   noun

   Source: webster1913