Last Updated：2025/11/20
(pathology) A chronic and progressive disease in which the immune system attacks the joints. It is characterised by pain, inflammation and swelling of the joints, stiffness, weakness, loss of mobility and deformity. Tissues throughout the body can be affected, including the skin, blood vessels, heart, lungs, and muscles.
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rheumatoid arthritis
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Source Word
rheumatoid arthritis
Noun
uncountable
usually
(pathology)
A
chronic
and
progressive
disease
in
which
the
immune
system
attacks
the
joints.
It
is
characterised
by
pain,
inflammation
and
swelling
of
the
joints,
stiffness,
weakness,
loss
of
mobility
and
deformity.
Tissues
throughout
the
body
can
be
affected,
including
the
skin,
blood
vessels,
heart,
lungs,
and
muscles.
Japanese Meaning
慢性で進行性の自己免疫性疾患。免疫系が関節を攻撃することで、痛み、炎症、腫れ、こわばり、筋力低下、運動障害、関節の変形を引き起こす。全身の組織（皮膚、血管、心臓、肺、筋肉など）に影響を及ぼす可能性がある。
Sense（1）
(pathology)
A
chronic
and
progressive
disease
in
which
the
immune
system
attacks
the
joints.
It
is
characterised
by
pain,
inflammation
and
swelling
of
the
joints,
stiffness,
weakness,
loss
of
mobility
and
deformity.
Tissues
throughout
the
body
can
be
affected,
including
the
skin,
blood
vessels,
heart,
lungs,
and
muscles.
（ plural ）
