different between category vs lecturer

For information about Wiktionary categories, see Wiktionary:Categorization.

English

Etymology

Late Middle English, borrowed from French catégorie, from Middle French categorie, from Late Latin cat?goria (“class of predicables”), from Ancient Greek ????????? (kat?goría, “head of predicables”). Doublet of categoria.

Pronunciation

• (General American, Canada) IPA^(key): /?kæt?????i/
• (Received Pronunciation) IPA^(key): /?kæt??(?)?i/
• (General New Zealand) IPA^(key): /?k?t??(?)?i/, /?k?t???o??i/
• Hyphenation: cat?e?go?ry, cat?e?gory

Noun

category (plural categories)

1. A group, often named or numbered, to which items are assigned based on similarity or defined criteria.

   • The traditional way of describing the similarities and differences between constituents is to say that they belong to categories of various types. Thus, words like boy, girl, man, woman, etc. are traditionally said to belong to the category of Nouns, whereas words like a, the, this, and that are traditionally said to belong to the category of Determiners.

2. (mathematics) A collection of objects, together with a transitively closed collection of composable arrows between them, such that every object has an identity arrow, and such that arrow composition is associative.

Synonyms

• (group to which items are assigned): class, family, genus, group, kingdom, order, phylum, race, tribe, type
• See also Thesaurus:class

Hyponyms

Derived terms

Related terms

Translations

Further reading

• category in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• category in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

English

Etymology

lecture +? -er

Pronunciation

• (General American) IPA^(key): /?l?kt????/
• (Received Pronunciation) IPA^(key): /?l?kt????/

Noun

lecturer (plural lecturers)

1. A person who gives lectures, especially as a profession.
2. A member of a university or college below the rank of assistant professor or reader.
3. (dated) A member of the Church of England clergy whose main task was to deliver sermons (lectures) in the afternoons and evenings.

Translations