Lacuna used in a sentence

Lacuna in a sentence as a noun

That's a pretty large lacuna in your education.

> There are also weird words that Indians use that are Latin rooted words, but uncommon, like "lacuna".

SCD itself is a strange lacuna in Waterhouse's book – despite SCD's obvious relevance to her argument, she hardly ever mentions it by name.

This means that a lot of votes are passed not based on the representative's understanding of them, but based on what the loudest voices tell him or heran understandable but frightening lacuna, when considering whose the loudest voices are.