hyposmolality

noun
hy·​pos·​mo·​lal·​i·​ty | \ ˌhī-ˌpäz-mō-ˈlal-ət-ē How to pronounce hyposmolality (audio) \
variants: or hypoosmolality \ ˌhī-​pō-​ˌäz-​ How to pronounce hypoosmolality (audio) \
plural hyposmolalities

Medical Definition of hyposmolality

: the condition especially of a bodily fluid of having abnormally low osmolality