(also referred to as word_lc, word lowercase or word form lowercase) is a positional attribute assigned to of each token in the corpus. The lc attribute is a lowercased version of the word attribute: John becomes john, Apple becomes apple, BE becomes be.

The lc attribute makes the upper case and lowercase version of each token identical. The lc attribute is used for case insensitive searching and analysis

see also

word form

lemma (lowercase)

list of attributes