Series segments, informally Crossword Clue

 The answer to the crossword clue "Series segments, informally" is EPISODES.

The word "episode" can refer to a single installment of a longer work, such as a television series or a novel. It can also refer to a specific event or occurrence. In the context of the crossword clue, "episodes" refers to the individual segments of a television series.

Here is an example of how the word "episode" can be used in a sentence:

"I'm really enjoying this new TV series. The episodes are so suspenseful!"

I hope this helps! Let me know if you have other questions or requests.