Definition of aureus
: a gold coin of ancient Rome varying in weight from 1⁄30 to 1⁄70 libra
Recent Examples of aureus from the Web
Infections An MRSA (Methicillin-resistant Staphylococcus aureus) measure was added in spring 2016.
The researchers were also able to identify some of the compounds that the beneficial bacteria use to deter S. aureus.
Within 24 hours, the probiotic lotion nearly eliminated S. aureus from their skin.
A common cause of modern styes is the bacterium Staphylococcus aureus.
Methicillin-resistant Staphylococcus aureus, or MRSA, infections most commonly occur in patients who have been hospitalized or in a nursing home.
The WHO list is meant to guide antibiotics research, and priorities include carbapenem-resistant Enterobacteriaceae and methicillin-resistant Staphylococcus aureus—
Methicillin-resistant staphylococcus aureus (MRSA) is a bacterium which is at the root of many hard-to-treat infections.
The researchers checked the nasal microbiomes of 187 hospital patients, and only one of the 17 patients with S. lugdunensis colonies also carried S. aureus.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aureus'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of aureus
Latin, literally, golden, from aurum gold; akin to Old Prussian ausis gold
First Known Use: 1609See Words from the same year
Seen and Heard
What made you want to look up aureus? Please tell us where you read or heard it (including the quote, if possible).