月形单胞菌属：类杆菌科中的一属革兰氏阴性厌氧菌，见于哺乳动物的胃肠道和污染的河水中，由肾形至新月形且具动力的细胞组成，单个或呈链状存在。其中包括见于人口腔的生痰月型单胞菌(S.sputigena)和见于动物瘤胃中内容物的反刍月形单胞菌(S.ruminantium)- forebrain
- foreconscious
- forefinger
- forefoot
- foregilding
- foregut
- forehead
- foreign
- forekidney
- Forel's commissure,decussation,field (areas)
- forensic
- foreplay
- fore-pleasure
- foreskin
- Forestier's disease
- foretop
- forewaters
- Forhistal
- fork
- form
- Formad's kidney
- formaldehyde
- formaldehyde dehydrogenase
- formaldehydogenic
- formalin