FOL- 



IOS 



FOS- 



follar (fo'liar) a. [L. folium, leaf.] 

 Pert, or consisting of leaves (bot.}. 



foliobranchiate (fo'liobrang'kiat) a. 

 [L. folium, leaf; Gk. brangchia, 

 gills.] Possessing leaf-like gills 

 (zool.}. 



foliolae (fo'liole) n. plu. [L. folium, 

 leaf.] Leaf-like appendages of the 

 telum (zool.}. 



foliolate (fo'liolat) a. [L. folium, 

 leaf.] Pert, leaflets (&?/.) 



foliole (fo'liol) n. [L. folium, leaf.] 

 Small leaf-like organ or appendage 

 (zool.} ; a leaflet (&>/.). 



foliose (fo'lios) a. [L. folium, leaf.] 

 With many leaves (&?/.). 



folium (fo'lium) n. [L. folium, leaf.] 

 A flattened plate-like structure in 

 the cerebellum (anat.}. 



follicle (fol'ikl) n. [L.folliculus, small 

 sac.] A capsular fruit which opens 

 on one side only (bot.} ; a cavity or 

 sheath (zool.}. 



follicular (f olik'ular) a. [L.folliculus, 

 a small sac.] Pert., like or con- 

 sisting of follicles. 



folliculate (folik'ulat), follicular. 



folliculose (folik'ulos) a. [L.folliculus, 

 a small bag.] Having follicles (bot.}. 



fontanelle (fon'tangl') n. [F./ontan- 

 elle, a little fountain.] A gap or 

 space between bones in the cranium 

 closed only by membrane (anat.}. 



fonticulus (fontik'ulus) n. [L. fonti- 

 culus, dim. of fans, fountain.] The 

 depression at the anterior end of 

 the sternum (anat.}. 



food-vacuole, a small vacuole con- 

 taining fluid and small food- 

 particles, contained in the endosarc 

 of many Protista. 



foot (foot) n. [A.S. fot, foot.] An 

 embryonic structure in ferns through 

 which nourishment is obtained 

 from the prothallus ; the basal 

 portion of the sporophyte in Mosses 

 (bot.} ; an organ of locomotion, 

 differing widely in different animals, 

 from the tube-foot of Echinoderms, 

 the muscular foot of Gastropods and 

 Molluscs, the tarsus of Insects, to 

 the foot of vertebrates and man 

 (zool.}. 



foramen (fora'mfin) n. [L. foramen, 

 an opening.] The opening through 

 the coats of the ovule (bot.} ; any 

 small perforation (anat.}. 



foramen magnum, the opening in 

 the occipital region of the skull 

 through which the spinal cord 

 passes (anat., zool.}. 



foraminate (foram'fnat) a. [L. fora- 

 men, opening.] Pitted ; having 

 many foramina (zool.}. 



foraminiferous (foram'inif'erus) a. 

 [L. foramen, opening ; ferre, to 

 carry.] Containing shells of the 

 Foraminifera (zool.}. 



forceps (for'sSps) n. [L. forceps, a 

 pair of tongs.] The clasper-shaped 

 anal cerci of some Insects ; the 

 large fighting or seizing claws of 

 crabs and lobsters (zool.}. 



forcipated (for'slpated) a. [L. forceps, 

 pair of tongs.] Resembling forceps, 

 or forked like a forceps (zool.}. 



forcipulate (forsip'ulat) a. [L. forceps, 

 pair of tongs.] Sharped like a small 

 forceps ; appl. asteroid pedicellariae 

 (zool.}. 



forfex (forfgks') n. [L. forfex, pair 

 of shears.] A pair of anal organs 

 which open and shut transversely, 

 occurring in certain Insects (zool.}. 



forficate (for'flkat) a. [L. forfex, 

 shears.] Deeply notched (zool.}. 



formation (forma'shun) n. [L. forma, 

 shape.] Structure arising from an 

 accumulation of deposits (pal.}. 



formative (for'mativ) a. [L. forma, 

 shape.] Appl. matter which is 

 living and developable (phys.}. 



fornicated (for'mka'te'd) a. [L.fornix, 

 vault.] Concave within, convex 

 without ; arched (zool.}. 



fornix (for'niks) n. [L.fornix, vault.] 

 An arched sheet of white longi- 

 tudinal fibres beneath the corpus 

 callosum (anat.} ; one of the arched 

 scales in the orifice of some flowers 

 (bot.}. 



fossa (fos'a) ;/. [L. fossa, ditch.] A 

 ditch or trench-like depression 

 (anat.}. 



fossette (f6s6t') n. [L. fossa, ditch.] 

 A small pit ; a socket containing 

 the base of the antennule in Arthro- 

 pods (zool.}. 



fossil (fos'il) n. [L. fossilis, dug up.] 

 Petrified animal or plant, or portion 

 thereof, found in rocks (biol.}. 

 fossiliferous (fos'ilif'erus) a. [L. 

 fossilis, dug up ; ferre, to carry.] 

 Containing fossils (biol.}. 



