Pääsana
Pääsana is a term used in lexicography and linguistics to denote the headword or lemma of a lexical entry. Derived from Finnish, where pää means head or main and sana means word, the concept describes the canonical form of a word from which inflected or derived forms are generated. The pääsana serves as the entry’s primary reference form and is the form under which the word is alphabetically indexed and cited in dictionaries and lexical databases.
In practical use, the pääsana functions as the anchor of an entry. It is the form often
In computational linguistics and natural language processing, the pääsana corresponds to the lemma or canonical form
See also: lemma, headword, canonical form. Notes: terminology can vary between languages and lexical traditions, but