Standard Lemma guide

isoelectronic

adj · 1 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.

  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: AY2 S OW0 IH0 L EH0 K T R AA1 N IH0 K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
  • CMU ARPABET 2: AY2 S OW0 IY0 L EH0 K T R AA1 N IH0 K Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having the same electronic configuration, although consisting of different elements.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: chemistry, natural-sciences, physical-sciences

Examples

  • Ammonia borane is isoelectronic with ethane.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Ancient Greek ῐ̓́σος (ĭ́sos)lbor. English iso- English electronic English isoelectronic From iso- + electronic.

Across languages

Translations

5 source translations are retained for this English entry.

  • Finnish: isoelektroninen — chemistry
  • German: isoelektronisch — chemistry
  • Italian: isoelettronico — chemistry
  • Kazakh: изоэлектрондық (izoélektrondyq) — chemistry
  • Tagalog: kadagisikin — chemistry