Section
Part of speech: noun
Definition: A cutting; a part cut out from the rest of something. A part, piece, division. A part of a document.
Part of speech: verb
Definition: To cut, divide or separate into pieces. To commit, as for mental health reasons (after various sections of legal acts regarding mental health).
Example sentence: Getting stopped in the middle of the lingerie section, when you're trying to stock up on a few things, by an older man who wants a selfie is a little bit awkward... but I don't let that get in the way of me trying to do normal things, because that is when I get to interact with people as well. Preferably not amongst the underwear, though.
Segment
Part of speech: noun
Definition: A length of some object.A straight path between two points that is the shortest distance between them.The part of a circle between its circumference and a chord (usually other than the diameter).Any of the pieces that comprise an order tree.A consonant or a vowel.A part of a television program, devoted to a topic.An Ethernet bus.A portion of an itinerary; can be a flight or train between two cities, a car or hotel booked in a particular city.One of several parts of an organism, with similar structure, arranged in a chain; such as a vertebra, or a third of an insect's thorax.
Part of speech: verb
Definition: To divide into segments or sections.
Example sentence: During Ronald Reagan's administration, '60 Minutes' ran a segment about the difference between Reagan's rhetoric and Reagan's actions. The show thought it had produced a hard-hitting piece; Reagan's team called up '60 Minutes' to thank them for the 15-minute commercial.