Meaning of segment

(noun) one of several parts or pieces that fit with others to constitute a whole object; "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road"

one of the parts into which something naturally divides; "a segment of an orange"

(verb) divide into segments; "segment an orange"; "segment a compound word"

divide or split up; "The cells segmented"