[Medieval Latin hypothecare to pledge, from Late Latin hypotheca pledge, from Greek hypothēkē , from hypotithenai to put under, deposit as pledge]
: to pledge as security without delivery of title or possession compare pawn
hy·poth·e·ca·tion [-pÄ -thə-kā-shən]
Source: Merriam-Webster's Dictionary of Law ©1996. Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Incorporated.