pseudodeciduosis

pseu·do·de·cid·u·o·sis

(sū'dō-de-sid'yū-ō'sis),
A decidual response of endometrium in the absence of pregnancy.
[pseudo- + L. deciduus, falling off]

pseudodeciduosis

A term of waning use that is being increasingly substituted by pseudodecidualisation.