Meaning of “spelling” - Learner’s Dictionary

spelling

noun us uk /ˈspelɪŋ/
There's a few spelling mistakes in your essay.I'm not sure of the spelling of this word.The spelling of this word can vary.His work was sloppy and full of spelling mistakes.Make a note of the unusual spelling.
WORDS [ C ]

A2 how a particular word is spelt:

Use a dictionary to check the spelling of difficult words.
There are two possible spellings of this word.
spelling mistakes
ABILITY [ U ]

A2 someone's ability to spell words:

My spelling is terrible.

(Definition of “spelling” from the Cambridge Learner’s Dictionary © Cambridge University Press)