A coccus (plural cocci, from the Latin coccinus (scarlet) and derived from the Greek kokkos (berry)), is any microorganism (usually bacteria) [1] whose overall shape is spherical or nearly spherical. …

coccus, in microbiology, a spherical-shaped bacterium. Many species of bacteria have characteristic arrangements that are useful in identification.

Spherical or oval bacteria are called cocci (singular: coccus) Rods are called bacilli (singular: bacillus) Very short rods that can sometimes almost be mistaken for cocci are called cocobacilli (singular: …

Jul 23, 2025 · Cocci bacteria are spherical or round-shaped microorganisms. They can grow in clusters, chains, or pairs depending on their orientation and attachment during cell division. Cocci bacteria can …

Oct 7, 2023 · In microbiology, ‘Coccus’ is a term to define any bacterium or archaea that is spherical (round) (or similar, like elliptical and oval) in shape. Cocci are a group of spherical bacteria.

2 days ago · Explore cocci—from their defining spherical shape and arrangement to the diagnosis and effective treatment of common bacterial diseases.

In microbiology, “coccus” refers to a bacterium with a spherical or nearly round shape. This distinct form sets cocci apart from other bacterial types, such as rod-shaped (bacilli) or spiral-shaped (spirilla) …

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A pathogenic coccus can almost always be classified as either a staphylococcus (occurring in clusters), or a streptococcus (occurring in short or long chains). Both staphylococci and streptococci are gram …

Aug 20, 2018 · Coccus bacteria, known as cocci, are oval-shaped or spherical bacteria. When cocci divide or reproduce they create different patterns, depending on the type. Types of coccus bacteria …