می‌توانید از شاخص زیر برای مشاهدهٔ واژه‌نامه استفاده کنید

حروف خاص | آ | ا | ب | پ | ت | ث | ج | چ | ح | خ | د | ذ | ر | ز | ژ | س | ش | ص | ض | ط | ظ | ع | غ | ف | ق | ک | گ | ل | م | ن | و | ه | ی | همه

F

fat

substance found in food, used as an energy store and part of cell membranes.

fermentation

breakdown of a substance by bacteria or yeasts, usually without oxygen

fibre

food used to keep waste moving through your digestive system.

Filtered

solid bits are separated from a mixture

Food chain

a diagram showing what an animal eats and what eats it

Food web

a diagram made of lots of joined up food chains, showing what eats what in a habitat and the flow of energy

Fossils

remains of plant or animal material found in rock

Freezes

changes from liquid to solid state

Frequency

number of vibrations a second