Standard Lemma guide

recon

noun · verb · 4 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.

  • UK: /ɹɪˈkɒn/
  • UK: /ˈɹiːkɒn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈɹikɑn/
  • US: /ɹɪˈkɑn/
  • rhymes with (UK) -ɒn
  • rhymes with (UK) -iːkɒn
  • rhymes with (US) -ɑn
  • CMU ARPABET: R IY1 K AO0 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

reconnaissance.

Definition source: English Wiktionary via Wiktextract

Usage: US, countable, slang, uncountable

Topics: government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A hairstyle in which the sides of the head are shaven and the crest is cropped close.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The smallest genetic unit that is capable of undergoing recombination.

Definition source: English Wiktionary via Wiktextract

Topics: biology, genetics, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

reconnoiter.

Definition source: English Wiktionary via Wiktextract

Usage: US, slang

Topics: government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Contracted form of reconnaissance.

Contracted form of recombination + -on, coined by American molecular biologist Seymour Benzer in 1957 as " [...] the smallest element in the one-dimensional array that is interchangeable (but not divisible) by genetic recombination."

Across languages

Translations

4 source translations are retained for this English entry.

  • Finnish: tiedustelu- — reconnaissance
  • French: reco — reconnaissance
  • German: Aufklärung — reconnaissance
  • Ottoman Turkish: كشف (keşf, keşif) — reconnaissance