Also found in: Dictionary, Thesaurus, Encyclopedia.
impacted twins(1) Cryptodidymus, see there.
(2) Locked twins, see there.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
Twins so entwined in utero as to prevent normal delivery.
See also: twin
Medical Dictionary, © 2009 Farlex and Partners