出典:Wiktionary
From Latin concameratus, past participle of concamero (“to arch over”), from con- + camera (“chamber, vault”). See camber.
concamerate (三人称単数 現在形 concamerates, 現在分詞 concamerating, 過去形および過去分詞形 concamerated)
concamerate in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.