Your team is working on building a machine learning model.

An input variable is used in making predictions. E.g. number of rooms in a house price prediction model.

One row of a dataset containing one or more input columns and possibly a prediction result.

An answer for a prediction task,¬ either the answer produced by a machine learning system or the right answer supplied in training data. E.g. image contains a "cat".

The "knobs" that you tweak during successive runs of training a model. E.g. learning rate