phospholipid

noun

Etymology: Etymology tree Proto-Indo-European *bʰeh₂- Proto-Indo-European *bʰéh₂os Proto-Hellenic *pʰáwos Ancient Greek φᾰ́ος (phắos) Ancient Greek φῶς (phôs) Proto-Indo-European *bʰer- Proto-Indo-European *bʰéreti Proto-Hellenic *pʰérō Ancient Greek φέρω (phérō) Proto-Indo-European *-os Proto-Hellenic *-os Ancient Greek -ος (-os) Ancient Greek -φόρος (-phóros) Ancient Greek φωσφόρος (phōsphóros)bor. Latin phōsphorusbor. English phosphorus English phospho- Proto-Indo-European *leyp- Proto-Hellenic *lípos Ancient Greek λῐ́πος (lĭ́pos) Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idusbor. French -ide French lipidebor. English lipid English phospholipid From phospho- + lipid.

1. Any lipid, such as lecithin or cephalin, consisting of a diglyceride combined with a phosphate group and a simple organic molecule such as choline or ethanolamine; they are important constituents of biological membranes.

   “An index of the amount of phospholipids present was secured from the total phosphorus content of a third aliquot, the method employed being the colorimetric procedure devised by Whitehorn.”