Extravasate /(?)/

imp. & p. p. Extravasated; p. pr. & vb. n. Extravasating

1. To force or let out of the proper vessels or arteries, as blood.

1. To pass by infiltration or effusion from the normal channel, such as a blood vessel or a lymphatic, into the surrounding tissue; -- said of blood, lymph, etc. (Physiol.)