Definition

A small unit used to measure exposure to ionizing radiation, equal to one thousandth of a larger unit called a roentgen.

Example

The radiation levels were measured in milliroentgens to ensure safety.

Conversation

Did you know that a milliroentgen is a unit of radiation exposure?

No, I had no idea! How much is that, really?

It's actually one thousandth of a roentgen, which is pretty small.

Wow, that’s interesting! I guess it’s good to know for safety.

Synonyms & Antonyms

Root Explanation

Milliroentgen → It is formed from "milli-" (meaning one-thousandth) and "roentgen" (named after Wilhelm Röntgen, the physicist who discovered X-rays). The term refers to a unit of measurement that is one-thousandth of a roentgen, which quantifies exposure to ionizing radiation.

Memory Tip

Think of 'milli-' meaning one-thousandth, and 'roentgen' as the name of the scientist who discovered X-rays. This helps you remember that 'milliroentgen' is a small unit measuring radiation exposure.

Visually Confused Words