IPA: /ˌdɪpləˈkɒkəs/
KK: /dɪpləˈkɑkəs/
A type of spherical bacteria that often appear in pairs and can cause diseases like pneumonia.
The doctor identified the infection as being caused by a diplococcus.
Diplococcus → It is formed from "di-" (meaning two) and "kokkos" (from Greek, meaning berry). The word "diplococcus" refers to a type of bacteria that appears in pairs, resembling two berries together.
Think of 'two' ('di-') berries ('kokkos') sitting next to each other — that's why diplococcus refers to bacteria that appear in pairs.