part_of
part of
part of
has boundary
has 2D boundary
capable of
capable of
existence starts during or after
material entity
material entity
biological_process
organ
element
EMAPA:35949
SCTID:272625005
CARO:0020004
FMA:67498
WBbt:0003760
CARO v1 does not include a generic 'organ' class, only simple and compound organ. CARO v2 may include organ, see https://github.com/obophenotype/caro/issues/4
uberon
body organ
UBERON:0000062
anatomical unit
MA:0003001
NCIT:C13018
BIRNLEX:4
OpenCyc:Mx4rwP3iWpwpEbGdrcN5Y29ycA
Organs are commonly observed as visibly distinct structures, but may also exist as loosely associated clusters of cells that work together to perform a specific function or functions.
EFO:0000634
UMLS:C0178784
Anatomical structure that performs a specific function or group of functions [WP].
Wikipedia:Organ_(anatomy)
OpenCyc:Mx4rv5XMb5wpEbGdrcN5Y29ycA
ENVO:01000162
organogenesis stage
anatomical system
anatomical surface
multicellular anatomical structure