hefner lamp

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. A [[flame lamp]] used in [[photometry]] that [[burn]]s [[amyl acetate]] and has been used as a [[standard]] for measuring [[luminosity]] in parts of Europe.

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