The story
Blend of cyclobutane + annulation.
Etymology from Wiktionary, CC BY-SA 4.0.
cyclobutannulation
Today it means: Modification by the addition of, or by cyclization to form, a cyclobutane ring Full definition →
Today it means: Modification by the addition of, or by cyclization to form, a cyclobutane ring Full definition →
Blend of cyclobutane + annulation.
Etymology from Wiktionary, CC BY-SA 4.0.