Standard Lemma guide

Theo

name · noun · 3 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.

  • Received-Pronunciation: /ˈθiːəʊ/
  • General-American: /ˈθioʊ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -iːəʊ
  • CMU ARPABET: TH IY1 OW0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

A male given name from Ancient Greek and nickname.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

name

Meaning 2

A diminutive of the female given name Theodora.

Definition source: English Wiktionary via Wiktextract

Usage: uncommon

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The amount of a gambler's theoretical losses based on typical play.

Definition source: English Wiktionary via Wiktextract

Usage: informal, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Short form of Theodore, or of the rare given names Theobald, Theophilus or Theodoric, or of Theodora.

From theoretical.