an argument preceded by an identifier (e.g. name=) in a function call or passed as a value in a dictionary preceded by **. For example, 3 and 5 are both keyword arguments in the following calls to complex():

complex(real=3, imag=5)
complex(**{'real': 3, 'imag': 5})

(Python Documentation n.d.)

Also see Asterisk in Python function arguments.

Bibliography

Python Documentation. n.d. “Glossary.” Python Documentation. Accessed February 8, 2023. https://docs.python.org/3/glossary.html.