19 letters · 36 points in Scrabble
noun a substance in photosensitive bacteria that is related to but different from chlorophyll of higher plants
originEtymology tree Ancient Greek βακτηρία (baktēría) Proto-Indo-European *-yósder. Ancient Greek -ῐος (-ĭos)? Ancient Greek -ιον (-ion) Ancient Greek βακτήριον (baktḗrion)bor. New Latin bactērium Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English bacterio- English chlorophyll English bacteriochlorophyll From bacterio- + chlorophyll.
Etymology from Wiktionary, CC BY-SA 3.0