dwi-

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Prefix

1. {{lb|en|chemistry|dated}} {{n-g|A [[designation]] prefix for undiscovered [[chemical]] [[element]]s lying two periods under a known element in the [[periodic table]]. (For example, [[rhenium]] was called dwi-manganese before its discovery in 1925.)}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.