Standard Lemma guide

provirus

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

A virus genome, such as HIV, that integrates itself into the DNA of a host cell so as to be passively replicated along with the host genome.

Definition source: English Wiktionary via Wiktextract

Topics: biology, microbiology, natural-sciences, virology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

cDNA copy of the RNA genome of a retrovirus; the genetic material of a virus as incorporated into and able to replicate with the genome of a host cell

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: complementary DNA, cDNA

History

Etymology

Etymology tree English pro- Proto-Indo-European *weys- Proto-Indo-European *wisós Proto-Italic *weizos Latin vīrusbor. Middle English virus English virus English provirus From pro- + virus.