Meaning
The organic compound acetylene. The simplest alkyne, a colorless gaseous (at room temperature and pressure) hydrocarbon with the chemical formula HC≡CH or C₂H₂.
Synonyms & Antonyms
Synonyms
acetylenealkyne
NYT Puzzle Appearances
No published puzzle dates on file for this word yet. It is part of the official NYT Spelling Bee word list for 2019, 2020, 2021, 2023, 2024, 2025.