Bal"da*chin (?), n. [LL. baldachinus, baldechinus, a canopy of rich silk carried over the host; fr. Bagdad, It. Baldacco, a city in Turkish Asia from whence these rich silks came: cf. It. baldacchino. Cf. Baudekin.]
1.
A rich brocade; baudekin.
[Obs.]
2. Arch.
A structure in form of a canopy, sometimes supported by columns, and sometimes suspended from the roof or projecting from the wall; generally placed over an altar; as, the baldachin in St. Peter's.
3.
A portable canopy borne over shrines, etc., in procession.
[Written also baldachino, baldaquin, etc.]
© Webster 1913.