inbend

From in- +‎ bend.

inbend (third-person singular simple present inbends, present participle inbending, simple past and past participle inbended or inbent)

1. (transitive, intransitive) To bend or curve inwards; inflect.
   • 1981, W. Odling-Smee, Alan Crockard, Trauma care:

     In this case, the force is more generally applied over the skull causing the vault to inbend and fracture, while solid irregular struts such as the petrous bones will not fracture, [...]

   • 1991, Hans O. Doerr, Albert S. Carlin, Forensic neuropsychology:

     At impact the skull decelerates first and begins to inbend, creating a positive force meeting the positive force of the forward-moving brain at the site of impact.

inbend (plural inbends)

1. That which is bent or curved inward.

• inbending

• bendin', binned