[leech-wee] /ˈlitʃ wi/
an African antelope, Kobus leche, related to the waterbuck, inhabiting wet, grassy plains: a threatened species.
[French luh seed] /French lə ˈsid/ noun 1. a drama (1636) by Corneille. [sid; Spanish theed] /sɪd; Spanish θid/ noun 1. The (“El Cid Campeador”; Rodrigo Díaz de Bivar) c1040–99, Spanish soldier: hero of the wars against the Moors. 2. (italics) Le, . /sɪd; Spanish θið/ noun 1. El or the. original name Rodrigo Diaz […]
[les-uh-thin] /ˈlɛs ə θɪn/ noun 1. Biochemistry. any of a group of phospholipids, occurring in animal and plant tissues and egg yolk, composed of units of choline, phosphoric acid, fatty acids, and glycerol. 2. a commercial form of this substance, obtained chiefly from soybeans, corn, and egg yolk, used in foods, cosmetics, and inks. /ˈlɛsɪθɪn/ […]
[les-uh-thuh l] /ˈlɛs ə θəl/ adjective, Embryology. 1. having a yolk, as certain eggs or ova. lecithal lec·i·thal (lěs’ə-thəl) adj. Relating to or having a yolk.
- Lecithin-sphingomyelin ratio
lecithin-sphingomyelin ratio n. The ratio of lecithin to sphingomyelin present in amniotic fluid, used to determine fetal pulmonary maturity.