provenience @ Merriam-Webster
enantiomorph @ Worthless Word for the Day
lexicon @ Dictionary.com (hmmm ... kind of like Pilsbury finally getting pepperoni pizza pockets)
GK also passed along a link to another blog of semi-related interest (thanks!) ... Abecedaria is devoted to writing systems and covers some Classical ground in the process (e.g. the most recent one on two different 'kai's' in the Lord's Prayer).