circulus

[sur-kyuh-luhs]

noun

plural

circuli 

1. any of the concentric circles on each scale of a fish, each of which indicates the annual growth of that scale.

Word History and Origins

Origin of circulus¹

< Latin: circle

Example Sentences

“We are so busy these days, always running to and from work, taking our kids to school, studying, that we no longer find the necessary time to interact with each other,” said Park, CEO of the company Circulus.

From Seattle Times

The problem is that your argument is, as the Romans would say, circulus in probando.

From Slate

The entire activity of justice is a circulus vitiosus, a faulty short conclusion.

From Project Gutenberg

Such a definition is known as a circulus in definiendo.

From Project Gutenberg

Circulus hic similem quam par sibi pergit in orbem!

From Project Gutenberg