'headword' definitions:

Definition of 'headword'

(from WordNet)
noun
A content word that can be qualified by a modifier [syn: headword, head word]
noun
A word placed at the beginning of a line or paragraph (as in a dictionary entry)

Definition of 'headword'

From: GCIDE
  • headword \headword\ n.
  • 1. a word that is qualified by a modifier. [WordNet 1.5]
  • 2. a word placed at the beginning of a line, paragraph, or short article (as in a dictionary or encyclopedia entry); the word which forms the title of an entry in a dictionary. [WordNet 1.5]

Definition of 'headword'

From: GCIDE
  • main entry word \main entry word\ n. The form of a word that heads a lexical entry and is alphabetized in a dictionary; also called entry word, headword, and lemma.
  • Syn: citation form, entry word, headword, lemma. [WordNet 1.5]
  • Note: In different languages, different wordforms, such as cases for verbs, may be taken as the main entry word. In English dictionaries, it is the infinitive form, but in latin dictionaries it is usually the first person singular present. [PJC]