Standard Lemma guide

megatron

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.

  • Received-Pronunciation: /ˈmɛɡ.əˌtɹɒn/
  • General-American: /ˈmɛɡ.əˌtɹɑn/
  • CMU ARPABET: M EH1 G AH0 T R AA2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A disc-seal tube, used in lighthouses or submersibles.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A fan of American singer-songwriter and television personality Meghan Trainor (born 1993).

Definition source: English Wiktionary via Wiktextract

Usage: slang

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Blend of Meghan + -tron (influenced in form by Megatron, a fictional character among the Transformers, whose name was influenced by megatron, mega-, M, and -tron).