cf.

[N/A]
abbreviation/adverb
cf. (abreviação de confer ou confira)
1. An abbreviation meaning 'confer' or 'compare'; used in academic and formal writing to direct readers to compare or consult another source, passage, or reference
The theory was later refined (cf. Smith, 2015) to account for new data.
A teoria foi posteriormente refinada (cf. Smith, 2015) para levar em conta novos dados.
2. Used in citations and footnotes to indicate a reference that provides related or contrasting information
See Chapter 3 (cf. pages 45-50) for additional context.
Veja o Capítulo 3 (cf. páginas 45-50) para contexto adicional.
This is a Latin abbreviation widely used in academic, legal, and scientific contexts across both English-speaking and Portuguese-speaking countries. It appears primarily in formal written documents and is rarely used in spoken language. The abbreviation maintains the same form and usage in both English and Portuguese academic writing.
Synonyms / Sinônimos
seecompareconsultrefer to

Regional Variations

General Brazilian
cf.
Standard academic abbreviation used in citations and footnotes
Portugal
cf.
Same usage as in Brazil, standard in academic writing
USA/English
cf.
Commonly used in formal academic and legal documents

Related Words

ibid.et al.etc.e.g.i.e.citation
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