initial
US /ɪˈnɪʃəl/
・UK /ɪ'nɪʃl/
A2
noun
- First letter of your given name
verb
- To authorize something by writing your initials
adjecitve
- Existing or occurring at the beginning
Examples
A stone over the door bears the initials ‘R.P.’, which stand for ‘Ralph Piggot’.
She's always been known by her initials.