[ee-skyah] /ˈi skyɑ/
an Italian island in the Tyrrhenian Sea, W of Naples: earthquake 1883. 18 sq. mi. (47 sq. km).
a seaport on this island.
[is-kee-uh m] /ˈɪs ki əm/
noun, plural ischia
[is-kee-uh] /ˈɪs ki ə/ (Show IPA). Anatomy.
the lower portion of either innominate bone.
either of the bones on which the body rests when sitting.
a volcanic island in the Tyrrhenian Sea, at the N end of the Bay of Naples. Area: 47 sq km (18 sq miles)
noun (pl) -chia (-kɪə)
one of the three sections of the hipbone, situated below the ilium
“the seat bone,” 1640s, from Latin, from Greek iskhion “hip joint,” in plural, “the hips,” probably from iskhi “loin,” of unknown origin.
ischium is·chi·um (ĭs’kē-əm)
n. pl. is·chi·a (-kē-ə)
The lowest of the three major bones that constitute each half of the pelvis, distinct at birth but later becoming fused with the ilium and pubis. Also called ischial bone.
is’chi·ad’ic (-ād’ĭk) adj.
is’chi·al (-əl) adj.
is’chi·at’ic (-āt’ĭk) adj.
The lowest of the three major bones that constitute each half of the pelvis, distinct at birth but later becoming fused with the ilium and pubis.
- Ischiadic spine
ischiadic spine is·chi·ad·ic spine (ĭs’kē-ād’ĭk) n. See sciatic spine.
- Ischial bone
ischial bone n. See ischium.
- Ischial bursa
ischial bursa n. The bursa between the gluteus maximus and the tuberosity of the ischium.
ischialgia is·chi·al·gi·a (ĭs’kē-āl’jē-ə, -jə) n. Pain in the ischium. Also called ischiodynia.