initialisms

noun
UK /ɪˈnɪʃəlɪzəmz/
US /ɪˈnɪʃəlɪzəmz/

Initialisms are short words made from the first letters of other words, like 'USA'.

The teacher explained that 'BBC' and 'FBI' are initialisms.


OTHER MEANINGS

2. The practice of forming words from the first letters of a group of words.

Using initialisms is common in texting and business names.

3. A set of such shortened words used in a particular field.

Medical initialisms like 'MRI' can confuse new students.

4. The plural form referring to multiple shortened letter words.

She collected initialisms from different countries, such as 'UK' and 'UAE'.