Entry: haplology (n.)
In context: Then Hal asked for several examples of something called Haplology."
Definition: The utterance of one letter, syllable, or word instead of two.
Other: I whole-heartedly recommend you take a look at the Wikipedia page on this one. Pretty much the only interesting word this week.
In case it gets changed/edited at some point, here are some of the relevant bits:
Haplology is defined as the elimination of a syllable when two consecutive identical or similar syllables occur. The phenomenon was identified by American philologist Maurice Bloomfield in the 20th century. Linguists sometimes jokingly refer to the phenomenon as "haplogy" (subjecting the word "haplology" to haplology).
Colloquial (non-standard spellings signalled by *):
library (RP: /ˈlaɪbrərɪ/) > *libry /ˈlaɪbrɪ/
particularly > *particuly
pierced-ear earrings > pierced earrings 
probably > *probly
February > *Febury
SNOOT score: 4
Source: Oxford English Dictionary