
der Abschnitt
section
A part of a text, such as a chapter, paragraph, or thematically connected block.
Bitte lesen Sie den dritten Abschnitt auf Seite 45.
Please read the third section on page 45.
section
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section
A part of a text, such as a chapter, paragraph, or thematically connected block.
Bitte lesen Sie den dritten Abschnitt auf Seite 45.
Please read the third section on page 45.

section
A limited part of a route, path, or river.
Dieser Abschnitt der Autobahn ist wegen Bauarbeiten gesperrt.
This section of the highway is closed due to construction work.

phase / period
A specific phase or period within a larger span of time, for example in a person's life.
Die Studienzeit war ein wichtiger Abschnitt in meinem Leben.
My time at university was an important phase in my life.

stub / detachable section
The detachable part of a form, ticket, or voucher that is often kept as proof or a receipt.
Bewahren Sie den unteren Abschnitt der Rechnung gut auf.
Please keep the lower section of the invoice in a safe place.
'Abschnitt' comes from the verb 'abschneiden' (to cut off). So an 'Abschnitt' is literally a part that has been 'cut off' or separated from a larger whole. This idea connects all of its meanings.
Schneiden Sie bitte einen Abschnitt vom Papier ab.
Please cut off a section of the paper.
The context reveals the meaning: if it's about a 'Buch' (book) or a 'Text' (text), it means a part of the text. With 'Straße' (road) or 'Weg' (path), it refers to a section of a route. With 'Leben' (life) or 'Geschichte' (history/story), it means a phase of time.
Dieser Abschnitt des Buches ist besonders spannend.
This section of the book is especially exciting.
In the context of texts, 'Abschnitt' (section) is often combined with verbs like 'lesen' (to read), 'zitieren' (to quote), or 'überspringen' (to skip), and adjectives like 'kurz' (short), 'lang' (long), or 'wichtig' (important).
Ich habe den letzten Abschnitt nicht verstanden.
I didn't understand the last section.
When it comes to forms, tickets, or vouchers, the 'Abschnitt' is the part that you detach and often keep as proof or a receipt. Typical verbs here are 'abtrennen' (to detach) and 'aufbewahren' (to keep).
Bitte trennen Sie den unteren Abschnitt ab und schicken Sie ihn an uns zurück.
Please detach the lower section and send it back to us.
part
Both words can refer to a subsection of a text. „Teil“ is more general and can mean areas of different sizes that are not clearly delimited; „Abschnitt“ more often refers to a recognizable structural unit. For a clearly divided text, „Abschnitt“ is therefore often the better choice.

Im letzten Abschnitt des Textes wird die Lösung erklärt.
The solution is explained in the final section of the text.
Der letzte Teil des Textes erklärt die Lösung noch einmal.
The final part of the text explains the solution once again.