weight
A physical quality inhering in a bearer that has mass near a gravitational body. Important usage note: Note that this ontology has a class for a similar concept, mass (PATO:0000125). Mass and weight are not equivalent. For most use cases, the class mass is strongly preferred over weight.
quality
PATO:0000128
For any biological use of PATO, the concept that should be used is 'mass' and not 'weight'. For example, increased weight of an organism.
force