Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
(ôr′ə·fis, or′-) noun A small opening into a cavity; an aperture. See HOLE. [<MF <LL orificium <L os, oris mouth + facere make]
Comment about this word, ask questions, or add new information about this topic: