Adverb
At the same time with some other event.
Source: Webster's dictionarycontemporaneously, or possibly a little later, there developed a great Sumerian civilisation Source: Internet
A k with the dots of y, ڱ, was used for ch in some conventions; ky being historically and even contemporaneously a more accurate transcription than Roman ch. Source: Internet
According to Business Insider, four people have stated that Reade told them contemporaneously about her accusation that Biden forcibly penetrated her with his fingers in 1993. Source: Internet
At about 1.9 mya H. erectus came on stage and lived contemporaneously with the others. Source: Internet
Drawn contemporaneously from witness accounts by the courtier Sir Thomas Wriothesley (d.1534), who wrote an account of the proceedings. Source: Internet
Meanwhile, living contemporaneously in the same regions H. habilis inherited the tools around 2.3 mya. Source: Internet